List of uyezds of the Russian Empire
This is a list of counties of the Russian Empire
| Uyezd | Administrative territorial entity | Capital |
| Akhtyrka uyezd | Kharkov Governorate | |
| Aleksandriya County | Yekaterinoslav Viceroyalty Kherson Governorate Kremenchuk Governorate | Oleksandriia |
| Aleksandropol County | Georgia-Imeretia Governorate Tiflis Governorate Erivan Governorate | |
| Alexandrovsky Uyezd | ||
| Areshsky Uyezd | Elisabethpol Governorate | Agdash |
| Augustów County | Suwałki Governorate | Augustów |
| Bobruysky Uyezd | Minsk Governorate Byelorussian Soviet Socialist Republic | Babruysk |
| Balti County | Bessarabia Governorate | Bălți |
| Bauske County | Courland Governorate | Bauska |
| Belebey County | Ufa Governorate | Belebey |
| Belozersky Uyezd | Cherepovets Governorate Novgorod Governorate | |
| Belsk County | Grodno Governorate | |
| Belsky County | Smolensk Governorate Q2552845 | |
| Bendery County | Moldova Moldavian Soviet Socialist Republic Bessarabia Governorate | Bender |
| Berditshev County | Kiev Governorate | |
| Bezhetsky Uyezd | Tver Governorate | Bezhetsk |
| Bogodukhov uyezd | Kharkov Governorate Sloboda Ukraine Governorate Kharkov Viceroyalty | |
| Borchaly County | Tiflis Governorate | |
| Borisoglebsk Uyezd | Tambov Governorate | Borisoglebsk |
| Borisov County | Minsk Governorate | Barysau |
| Bortshaly County | Tiflis Governorate | |
| Brest County | Slonim Viceroyalty Lithuania Governorate Grodno Governorate | Brest |
| Bykhov County | Gomel Governorate Mogilev Governorate Mogilyov Viceroyalty | |
| Cahul County | ||
| Chelyabinsk Uyezd | Orenburg Governorate Q4479136 Perm Viceroyalty Chelyabinsk Governorate | Chelyabinsk |
| Cherdynsky Uyezd | Perm Governorate | |
| Chernigov County | Chernigov Governorate | |
| Chișinău County | Bessarabia Governorate | |
| Dankov County | Ryazan Governorate | |
| Disensky County | Vilna Governorate | Dzisna |
| Djevatskoye Uyezd | ||
| Doblen County | Courland Governorate | Dobele Jelgava |
| Dokshitsy County | Minsk Governorate | Dokshytsy |
| Drissa County | Vitebsk Governorate | |
| Dubno County | Wołyń Voivodeship Volhynian Governorate | Dubno |
| Dushet County | Dusheti | |
| Dvinsk County | Pskov Governorate Polotsk Governorate Belarus Governorate Vitebsk Governorate | |
| Dzhebrailsky Uyezd | Cəbrayil | |
| Dzhevanshirsky Uyezd | Tartar | |
| Echmiadzinsky Uyezd | Erivan Governorate | |
| Erivansky Uyezd | Georgia-Imeretia Governorate Tiflis Governorate Erivan Governorate Armenian Soviet Socialist Republic | Yerevan |
| Fellin County | Livonia Governorate | |
| Friedrichstadt County | Courland Governorate | |
| Gdov County | Ingermanland Governorate Saint Petersburg Governorate Pskov Province Novgorod Governorate Q18408731 | |
| Glazov uyezd | Vyatka Viceroyalty Vyatka Governorate Q4126815 | Glazov |
| Glukhov County | Novgorod-Seversk Viceroyalty Little Russia Governorate Chernigov Governorate | Hlukhiv |
| Goldingen County | Courland Governorate Latvia | Kuldīga |
| Gorodok County | Vitebsk Governorate | |
| Grayvoronsky Uyezd | Kursk Governorate | Grayvoron |
| Grobin County | Courland Governorate | |
| Grodno County | Slonim Viceroyalty Lithuania Governorate Grodno Governorate | Grodno |
| Hajsinskij County | Podolia Governorate Bratslav Viceroyalty | Haisyn |
| Harrien County | Estonia Governorate | |
| Hasenpoth County | Courland Governorate | |
| Igumensky Uyezd | Minsk Governorate Byelorussian Soviet Socialist Republic | Chervyen |
| Illuxt County | Courland Governorate | |
| Jerwen County | Estonia Governorate | |
| Kamenets-Podolsk County | Podolia Governorate | |
| Kamyshinsky Uyezd | Saratov Governorate | Kamyshin |
| Kanev County | Kiev Governorate | |
| Kazakhsky Uyezd | Elisabethpol Governorate Azerbaijan Soviet Socialist Republic | Gazakh |
| Kazan Uyezd | Kazan Province Kazan vicegerency Kazan Governorate | |
| Kharkov uyezd | Kharkov Governorate | |
| Kherson Uyezd | Odessa Governorate Kherson Governorate | Kherson |
| Khoper region | Don Host Oblast Don Oblast Tsaritsyn Governorate | |
| Khotinskij County | Bessarabia Governorate | Khotyn |
| Khvalynsk Uyezd | Saratov Governorate | Khvalynsk |
| Kjumenskij County | Vyborg Governorate of the Russian Empire | |
| Kobelyaky Uyezd | Poltava Governorate | Kobeliaky |
| Kobrynskij County | Grodno Governorate | |
| Kolomensky Uyezd | Moscow Province Moscow Governorate | Kolomna |
| Kolskij County | Kalisz Governorate | Koło |
| Kolsky Uyezd | ||
| Konotop County | Novgorod-Seversk Viceroyalty Chernigov Viceroyalty Little Russia Governorate Chernigov Governorate | Konotop |
| Konstantinograd County | Poltava Governorate | |
| Kopore County | Q2813811 Saint Petersburg Governorate Sankt Petersburg Province Ingermanland Governorate | |
| Kopys County | Mogilev Governorate | |
| Korochansky Uyezd | Kursk Governorate | Korocha |
| Kostroma County | Kostroma Governorate | |
| Kovel County | Wołyń Voivodeship | Kovel |
| Kovensky Uyezd | Kovno Governorate Vilna Governorate Lithuania Governorate | Kaunas |
| Kovrovskij County | Vladimir Governorate Vladimir Viceroyalty | |
| Kozelets County | Chernigov Governorate | |
| Kozelsk County | Tsardom of Russia Moscow Governorate Kaluga Province Kaluga Viceroyalty Kaluga Governorate | Kozelsk |
| Krasnoufimsky Uyezd | Perm Governorate | Krasnoufimsk |
| Kremenets County | Volhynian Viceroyalty Volhynian Governorate | Kremenets |
| Krivorozhskij County | Novorossiysk Governorate Yekaterinoslav Governorate | Kryvyi Rih |
| Kronoborgs härad | Vyborg Governorate of the Russian Empire | |
| Kungursky Uyezd | Perm Governorate | |
| Kurgansky Uyezd | Q4459158 Tobolsk Governorate Chelyabinsk Governorate | |
| Kutaisskij County | ||
| Lapvesiskij County | Vyborg Governorate of the Russian Empire | |
| Lebedin uyezd | Kharkov Governorate | Lebedyn |
| Lepsinskij County | Semirechye Oblast Semipalatinsk Oblast Q3467677 | Lepsy Q12562091 |
| Lipovets County | Kiev Governorate | Lypovets |
| Litin County | Podolia Governorate | Khmilnyk Lityn |
| Ljutsinskij County | Pskov Governorate Polotsk Governorate Q1523484 Belarus Governorate Vitebsk Governorate Latvia Latvian Soviet Socialist Republic | Ludza |
| Lodeynopolsky Uyezd | Olonets Viceroyalty Novgorod Governorate Olonets Governorate Saint Petersburg Governorate | Lodeynoye Pole |
| Lubenskij County | Poltava Governorate Kiev Viceroyalty Little Russia Governorate | Lubny |
| Lutsk County | Wołyń Voivodeship Volhynian Governorate | Lutsk |
| Luzhsky Uyezd | Saint Petersburg Governorate Pskov Viceroyalty | |
| Mariampolski County | Suwałki Governorate | Marijampolė |
| Meshtshovskij County | Grand Duchy of Moscow Tsardom of Russia Smolensk Governorate Moscow Governorate Kaluga Province Kaluga Viceroyalty Kaluga Governorate | Meshchovsk |
| Mglin County | Chernigov Governorate Gomel Governorate Little Russia Governorate Novgorod-Seversk Viceroyalty | Mglin |
| Minsky Uyezd | Minsk Governorate Byelorussian Soviet Socialist Republic | Minsk |
| Mologskij County | ||
| Mozyrsky Uyezd | Minsk Governorate Byelorussian Soviet Socialist Republic | Mazyr |
| Mscislaŭski County | Q4305622 Mogilev Governorate Belarus Governorate Smolensk Governorate | Mstsislaw |
| Nakhchivansky Uyezd | Erivan Governorate Tiflis Governorate Georgia-Imeretia Governorate | Nakhchivan |
| Narovchatsky Uyezd | Penza Governorate | Narovtšat |
| Nevelskij Uyezd | Pskov Governorate Vitebsk Governorate | Nevel |
| Nizhegorodskij County | ||
| Nizhnedevitskij County | Voronezh Governorate | Nizhnedevitsk |
| Njasviskij County | Minsk Governorate | |
| Novgorod County | Administrative division of Novgorod Land Saint Petersburg Governorate Novgorod Governorate Ingermanland Governorate Novgorod Republic | Veliky Novgorod |
| Novgorod-Severskij County | Chernigov Governorate | Novhorod-Siverskyi |
| Novoalexandrovsky Uyezd | Kovno Governorate Vilna Governorate Lithuania Governorate | |
| Novobayazetsky Uyezd | ||
| Novogrudsky Uyezd | Minsk Governorate Grodno Governorate Lithuania Governorate Slonim Viceroyalty | Navahrudak |
| Novooskolskij County | Kursk Governorate | Novy Oskol |
| Novorzhevskij County | Pskov Governorate | Novorzhev |
| Nukhinsky Uyezd | Elisabethpol Governorate | Shaki |
| Okhansky Uyezd | Perm Governorate | Okhansk |
| okroug de Verkhneoudinsk | Transbaikal Oblast Irkutsk Governorate | |
| Olonetsky Uyezd | Olonets Governorate | Olonets |
| Olviopolskij County | ||
| Omsk Uyezd | Aqmola Oblast | Omsk |
| Ordubadsky Uyezd | Ordubad | |
| Orsha County | Vitebsk Governorate Gomel Governorate Mogilev Governorate Belarus Governorate Mogilyov Viceroyalty | Orsha |
| Orsk County | Orenburg Governorate Q4479136 | Orsk |
| Ösel County | Livonia Governorate | Kuressaare |
| Oshmyany County | Vilna Governorate | |
| Osinsky Uyezd | Perm Governorate | Osa |
| Ostrog County | ||
| Otdel de Yeisk | Kuban Oblast Kuban People's Republic Kuban Soviet Republic Kuban-Black Sea Soviet Republic North Caucasian Soviet Republic Kuban-Black Sea Oblast | |
| Ouïezd de Pavlovo | Nizhny Novgorod Governorate | |
| Ouïezd de Podolsk | Moscow Governorate | |
| Ouïezd de Tcherepovets | Novgorod Governorate Cherepovets Governorate | Cherepovets |
| Ouïezd de Viazma | Smolensk Governorate Q2552845 | |
| Ozurget Uyezd | Kutaisi Governorate | Ozurgeti |
| Pavlodar Uyezd | Semipalatinsk Oblast | Pavlodar |
| Penza Uyezd | Penza Governorate Q16711199 Saratov Governorate Central Wolga Oblast | Penza |
| Perejaslavskij County | Poltava Governorate Kiev Governorate Little Russia Governorate Kiev Viceroyalty | |
| Permsky Uyezd | Perm Governorate Perm Viceroyalty | Perm |
| Pernau County | Livonia Governorate | |
| Petergofsky Uyezd | Saint Petersburg Governorate | Petergof |
| Petropavlovskij Uyezd | ||
| Petrozavodsky Uyezd | Olonets Oblast Olonets Viceroyalty Novgorod Governorate Olonets Governorate | Petrozavodsk |
| Pinsky Uyezd | Minsk Governorate | Pinsk |
| Pirjatinskij County | Poltava Governorate | |
| Pogatshovskij County | Rogachov Province Belarus Governorate Mogilev Governorate Gomel Governorate Byelorussian Soviet Socialist Republic Mogilyov Viceroyalty | Rahachow |
| Poltavskij County | Novorossiysk Governorate Yekaterinoslav Viceroyalty Little Russia Governorate Poltava Governorate | Poltava |
| Porkhov Uyezd | Pskov Governorate | Porkhov |
| Povenetsky Uyezd | ||
| Powiat jampolski | Podolia Governorate | Yampil, Vinnytsia Oblast |
| Powiat latyczowski | Podolia Governorate | Letychiv Derazhnia |
| Powiat zasławski | Volhynian Governorate | |
| Prilukskij County | Poltava Governorate | Pryluky |
| Pronsk County | Ryazan Governorate | Pronsk |
| Pruzhanskij County | Grodno Governorate Slonim Viceroyalty Lithuania Governorate | Pruzhany |
| Pskov County | Pskov Governorate Pskov Viceroyalty Pskov Province Saint Petersburg Governorate | Pskov |
| Radomysl County | Kiev Governorate | |
| Rajajoki härad | Vyborg Governorate of the Russian Empire | |
| Raseinių apskritis | ||
| Rechitsky County | Minsk Governorate Chernigov Viceroyalty Gomel Governorate | Rechytsa |
| Rezhitsa County | Vitebsk Governorate | |
| Riga County | Livonia Governorate Latvian Soviet Socialist Republic | Riga |
| Saint Peterburg County | Sankt Petersburg Province Saint Petersburg Governorate | Saint Petersburg |
| Sebezh County | Pskov Governorate Vitebsk Governorate Belarus Governorate Polotsk Governorate | |
| Semipalatinsk County | Semipalatinsk Governorate of the Kirghiz Autonomous Socialist Soviet Republic Semipalatinsk Oblast Omsk Oblast Tobolsk Governorate Q4228858 Siberia Governorate | Semey Q4415522 |
| Senakskij County | Kutaisi Governorate | Senaki |
| Sengiley County | Simbirsk Governorate | Sengiley |
| Senno County | Mogilev Governorate Belarus Governorate Vitebsk Governorate | Syanno |
| Serpuhovsky Uyezd | Moscow Governorate | Serpukhov |
| Sharur-Daralagozsky Uyezd | Yerevan | |
| Shavelsky Uyezd | Kovno Governorate Vilna Governorate | Šiauliai |
| Shlisselburgskij County | Saint Petersburg Governorate | Shlisselburg |
| Shushinsky Uyezd | Shusha | |
| Simbirsky uyezd | Simbirsk Governorate | Ulyanovsk |
| Simferopol County | Taurida Governorate | Simferopol |
| Skvira County | Kiev Governorate Bratslav Viceroyalty | Skvyra |
| Slonimskij County | Grodno Governorate | Slonim |
| Slutsk Uyezd | Minsk Governorate Byelorussian Soviet Socialist Republic | Slutsk |
| Smolensk Uyezd | Smolensk Governorate | |
| Solikamsky Uyezd | Perm Governorate Perm Oblast | |
| Solotonoschski Ujesd | Poltava Governorate Kremenchuk Governorate | Zolotonosha |
| Sordavala härad | Vyborg Governorate of the Russian Empire | Sortavala |
| Sorokskij County | Bessarabia Governorate | |
| Starodubskij County | Bryansk Governorate | Starodub |
| Stavropolskiy County | Samara Governorate Simbirsk Governorate Q4419541 | Tolyatti |
| Stranda County | Viipuri Province | Vyborg |
| Surazhskij County | Polotsk Governorate Vitebsk Governorate | |
| Surmali Uyezd | Erivan Governorate | Iğdır |
| Svijazhskij County | Kazan Governorate Q4410999 | Sviyazhsk |
| Talsen County | Courland Governorate | |
| Tarashtsha County | Kiev Governorate | |
| Tarusa County | Kaluga Viceroyalty Kaluga Governorate Moscow Province Moscow Governorate | Tarusa |
| Telav County | ||
| Telshi County | ||
| Tiflis County | Tiflis Governorate | Tbilisi |
| Tioneti County | ||
| Troitsk County | ||
| Troki County | Vilna Governorate | Trakai |
| Tsarskoselskiy Uyezd | Saint Petersburg Governorate | Sofiya Pushkin |
| Tsherikovskij County | Belarus Governorate Mogilev Governorate Gomel Governorate Byelorussian Soviet Socialist Republic Cherykaw District | Cherykaw |
| Tsherkassy County | Kiev Governorate Kremenchuk Governorate | Cherkasy |
| Tshiginskij County | Kiev Governorate Kremenchuk Governorate Voznesensk Viceroyalty | Chyhyryn |
| Tshukhlomskoj County | Kostroma Governorate | |
| Tuckum County | Courland Governorate Latvia Latvian Soviet Socialist Republic | Tukums |
| Tyumensky Uyezd | ||
| Ufa Uyezd | Ufa Governorate | |
| Uglitsh County | Yaroslavl Governorate Rybinsk Governorate Yaroslavl Viceroyalty | Uglich |
| Uman County | Kiev Governorate | Uman |
| Ushitsa County | Podolia Governorate | Nova Ushytsia Stara Ushytsia |
| Ust-Sysolsk County | Vologda Governorate Vologda Viceroyalty Northern Dvina Governorate Komi-Zyryan Autonomous Oblast | Syktyvkar |
| Valdajskij County | Novgorod Governorate Q28484730 Novgorod Province | Valday |
| Valki County | Kharkov Governorate Sloboda Ukraine Governorate Kharkov Viceroyalty | Valky |
| Varnavinskij County | Nizhny Novgorod Governorate | Varnavino |
| Varshavskij County | Warsaw Voivodeship | Warsaw |
| Vasilkov County | Kiev Governorate | |
| Velizh County | Polotsk Governorate Belarus Governorate Vitebsk Governorate Pskov Governorate | |
| Verkhnedneprovsk County | Yekaterinoslav Governorate | Verkhnodniprovsk |
| Verkhotursky Uyezd | Perm Governorate Yekaterinburg Governorate Perm Viceroyalty | Verkhoturye |
| Vesyegonsky Uyezd | Tver Governorate | Vesyegonsk |
| Vetluga uyezd | Kostroma Viceroyalty Kostroma Governorate Nizhny Novgorod Governorate | Vetluga |
| Viipurin kihlakunta | Viipuri Province | |
| Vilensky Uyezd | Vilna Governorate Lithuania Governorate | Vilnius |
| Vileysky Uyezd | Western Oblast | Vileyka |
| Vilkomir County | Kovno Governorate | Ukmergė |
| Vinnytsia County | Podolia Governorate | Vinnytsia |
| Vitebsk County | Vitebsk Governorate | |
| Volkovysk County | Slonim Viceroyalty Lithuania Governorate Grodno Governorate | Vawkavysk |
| Volodymyr-Volynsky Uyezd | Volhynian Governorate | Volodymyr-Volynskyi |
| Voronezh County | Voronezh Governorate Voronezh Province Q15966931 | Voronezh |
| Vyatka Uyezd | Vyatka Governorate | |
| Vyshny Volotshyok County | Tver Governorate Tver Viceroyalty Novgorod Governorate | Vyshny Volochyok |
| Walk County | Livonia Governorate Q2552845 Latvian Soviet Socialist Republic | Walk |
| Wenden County | Livonia Governorate | Cēsis |
| Werro County | Livonia Governorate | |
| Wiek County | Estonia Governorate | Haapsalu |
| Wierland County | Estonia Governorate | |
| Windau County | Courland Governorate | |
| Wolmar County | Livonia Governorate | Valmiera |
| Yalta County | Taurida Governorate | Yalta |
| Yalutorovsky Uyezd | ||
| Yamburgsky Uyezd | Saint Petersburg Governorate Sankt Petersburg Province | |
| Yarensk County | Vologda Governorate Siberia Governorate Ustyug Province Q27908368 Northern Dvina Governorate | Yarensk |
| Yaskiskij County | Viipuri Province | Lesogorsky |
| Yeletsky Uyezd | Oryol Governorate Oryol Viceroyalty Central Black Earth Oblast | Yelets |
| Yelizavetpolsky Uyezd | Georgia-Imeretia Governorate Tiflis Governorate Elisabethpol Governorate Azerbaijan Soviet Socialist Republic | Ganja |
| Yelninsky Uyezd | Smolensk Governorate | |
| Yevpatoria County | Taurida Governorate | Yevpatoria |
| Yukhnovskii County | Smolensk Governorate Kaluga Governorate Smolensk Viceroyalty | Yukhnov |
| Yurevsky Uyezd | Livonia Governorate Estonia Governorate | Tartu |
| Zangezursky Uyezd | Elisabethpol Governorate | Goris |
| Zvenigorodka County | Kiev Governorate | |
| Аккерманский уезд | Bessarabia Governorate | Bilhorod-Dnistrovskyi |
| Акмечетский уезд | Novorossiysk Governorate | Simferopol |
| Акмолинский уезд | ||
| Актюбинский уезд | Turgay Oblast | Aktobe |
| Акшинский уезд | ||
| Алатырский уезд | Simbirsk Governorate Chuvash Autonomous Soviet Socialist Republic | Alatyr |
| Александровский уезд | Vladimir Governorate | |
| Александровский уезд | Yekaterinoslav Governorate | Zaporizhzhia |
| Александровский уезд | Stavropol Governorate | Alexandrovskoye, Stavropol Krai |
| Алексинский уезд | Tula Governorate Tula Viceroyalty | Aleksin |
| Аллаго | ||
| Ананьевский уезд | Kherson Governorate | Ananyiv |
| Андижанский уезд | Fergana Oblast | Andijan |
| Ардатовский уезд | Simbirsk Governorate | Ardatov, Republic of Mordovia |
| Ардатовский уезд | Nizhny Novgorod Governorate | |
| Арзамасский уезд | Nizhny Novgorod Governorate Q29513135 Arzamas Province | Arzamas |
| Арский уезд | Kazan vicegerency | Arsk |
| Артвинский округ | ||
| Архангельский уезд | Arkhangelsk Governorate | Arkhangelsk |
| Астраханский уезд | ||
| Асхабадский уезд | Transcaspian Oblast Turkmenskaya Oblast Turkmen Soviet Socialist Republic Q4370885 | Ashgabat |
| Атбасарский уезд | ||
| Аткарский уезд | Saratov Governorate | Atkarsk |
| Ахалкалакский уезд | ||
| Ахалцихский уезд | Tiflis Governorate | Akhaltsikhe |
| Ахтыпаринское наибство | ||
| Ачинский уезд | ||
| Бакинский уезд | Baku Governorate | Baku |
| Балаганский уезд | ||
| Балахнинский уезд | Nizhny Novgorod Governorate | Balakhna |
| Балашовский уезд | Saratov Governorate Q16715398 Astrakhan Governorate Lower Volga Krai | Balashov |
| Балтский уезд | Podolia Governorate Odessa Governorate | Balta |
| Баргузинский уезд | Buryat Autonomous Soviet Socialist Republic Pribaykal Oblast Transbaikal Oblast | |
| Барнаульский уезд | Siberia Krai Altai Governorate Tomsk Governorate | Barnaul |
| Батумский округ | ||
| Бахмутский уезд | Azov Governorate Bakhmut Province Yekaterinoslav Viceroyalty Novorossiysk Governorate Yekaterinoslav Governorate Donetsian Governorate | Bakhmut |
| Белгородский уезд | Kursk Governorate Q4496253 Ukrainian People's Republic Q4248878 Belgorod Governorate Kiev Governorate Tsardom of Russia | Belgorod |
| Белёвский уезд | Tula Governorate Tula Viceroyalty | Belyov |
| Белостокский уезд | Belostok Oblast Grodno Governorate | Białystok |
| Бердянский уезд | Taurida Governorate | |
| Берёзовский уезд | Tobolsk Governorate | |
| Бийский уезд | Tomsk Governorate Altai Governorate | Biysk |
| Бирский уезд | Ufa Governorate | |
| Бирюченский уезд | Q15966931 Voronezh Governorate | Biryuch Alexeyevka |
| Благодарненский уезд | ||
| Бобринецкий уезд | Kherson Governorate | Bobrynets |
| Бобровский уезд | Voronezh Governorate | Bobrov |
| Богатенский уезд | ||
| Богородицкий уезд | Tula Governorate | Bogoroditsk |
| Богородский уезд | Moscow Governorate | Noginsk |
| Богучарский уезд | Voronezh Governorate | Boguchar |
| Болховский уезд | Oryol Governorate Oryol Viceroyalty Central Black Earth Oblast | Bolkhov |
| Боровичский уезд | Novgorod Governorate | Borovichi |
| Боровский уезд | Moscow Governorate Moscow Province Kaluga Viceroyalty Kaluga Governorate | Borovsk |
| Бронницкий уезд | Moscow Governorate | Bronnitsy |
| Брянский уезд | Bryansk Governorate Oryol Governorate Oryol Viceroyalty Belgorod Governorate Sevsk Province Kiev Governorate Q21644355 | Bryansk |
| Бугульминский уезд | Samara Governorate Orenburg Governorate | Bugulma |
| Бугурусланский уезд | Samara Governorate | Buguruslan |
| Бузулукский уезд | Samara Governorate | Buzuluk |
| Буинский уезд | Simbirsk Governorate | Buinsk |
| Буйский уезд | Kostroma Governorate | Buy |
| Важский уезд | Archangelgorod Governorate | Shenkursk |
| Валуйский уезд | Voronezh Governorate Q15966931 Belgorod Governorate Belgorod Province | Valuyki |
| Васильсурский уезд | Nizhny Novgorod Governorate | Vasilsursk |
| Веденский округ | ||
| Великолукский уезд | Pskov Governorate Pskov Viceroyalty Velikiye Luki Province Saint Petersburg Governorate Ingermanland Governorate | Velikiye Luki |
| Великоустюжский уезд | Vologda Governorate | Veliky Ustyug |
| Вельский уезд | Vologda Governorate | Velsk |
| Велюнский уезд | Kalisz Governorate | |
| Венёвский уезд | Tula Governorate Tula Viceroyalty | Venyov |
| Верейский уезд | Moscow Governorate | |
| Верненский уезд | Semirechye Oblast Q3467677 Q12528515 | Almaty |
| Верхнеуральский уезд | Q4479136 Orenburg Governorate | |
| Верхоленский уезд | Irkutsk Governorate | |
| Владимирский уезд | Vladimir Governorate | Vladimir |
| Владиславовский уезд | Suwałki Governorate | Kudirkos Naumiestis |
| Волковышский уезд | Suwałki Governorate | Vilkaviškis |
| Вологодский уезд | Vologda Governorate | Vologda |
| Волоколамский уезд | Moscow Governorate | |
| Волчанский уезд | Kharkov Governorate | |
| Вольский уезд | Saratov Governorate | Volsk |
| Воскресенский уезд | ||
| Вытегорский уезд | Saint Petersburg Governorate Olonets Governorate Novgorod Governorate Olonets Viceroyalty Olonets Oblast | |
| Вязниковский уезд | Vladimir Governorate | Vyazniki |
| Галичский уезд | Kostroma Governorate Kostroma Viceroyalty Archangelgorod Governorate | |
| Геокчайский уезд | Baku Governorate | Goychay |
| Гжатский уезд | Smolensk Governorate | |
| Горбатовский уезд | Nizhny Novgorod Governorate | Gorbatov |
| Горецкий уезд | Mogilev Governorate Gomel Governorate Byelorussian Soviet Socialist Republic | |
| Горийский уезд | Tiflis Governorate | Gori |
| Городецкий уезд | ||
| Городищенский уезд | Penza Governorate | Gorodishche |
| Гороховецкий уезд | Vladimir Governorate | Gorokhovets |
| Грозненский округ | Terek Oblast | |
| Грязовецкий уезд | Vologda Governorate | Gryazovets |
| Гунибский округ | ||
| Гурьевский уезд | Ural Oblast Uralsk Governorate | Atyrau |
| Гусевской уезд | Vladimir Governorate | Gus-Khrustalny |
| Даниловский уезд | ||
| Даргинский округ | ||
| Демянский уезд | Novgorod Governorate | Demyansk |
| Дешкинский уезд | Oryol Viceroyalty Oryol Governorate | Q4156803 |
| Джаркентский уезд | Semirechye Oblast Q3467677 | Zharkent |
| Дмитриевский уезд | Kursk Governorate | Dmitriyev |
| Дмитровский уезд | Oryol Governorate Central Black Earth Oblast Q4336888 | Dmitrovsk |
| Дмитровский уезд | Moscow Governorate | Dmitrov |
| Днепровский уезд | Taurida Governorate | Oleshky |
| Дорогобужский уезд | Smolensk Governorate Smolensk Viceroyalty | Dorogobuzh |
| Духовщинский уезд | Smolensk Governorate | Yartsevo |
| Егорьевский уезд | Ryazan Governorate Moscow Governorate | Yegoryevsk |
| Екатеринославский уезд | Yekaterinoslav Governorate | Dnipro |
| Елабужский уезд | Vyatka Governorate | Yelabuga |
| Елатомский уезд | Ryazan Governorate Tambov Governorate | |
| Елисаветградский уезд | Kherson Governorate Nikoayev governorate Novorossiysk Governorate Yekaterinoslav Viceroyalty Voznesensk Viceroyalty Odessa Governorate | Kropyvnytskyi |
| Енисейский уезд | ||
| Енотаевский уезд | ||
| Епифанский уезд | Tula Governorate Tula Viceroyalty | Yepifan |
| Ефремовский уезд | Tula Governorate Tula Viceroyalty | Yefremov |
| Жиздринский уезд | Kaluga Governorate Kaluga Viceroyalty Bryansk Governorate | Zhizdra |
| Задонский уезд | ||
| Зарайский уезд | Ryazan Governorate | Zaraysk |
| Звенигородский уезд | Moscow Governorate | |
| Землянский уезд | Voronezh Governorate | |
| Златоустовский уезд | ||
| Змеиногорский уезд | ||
| Зубцовский уезд | Tver Governorate Tver Viceroyalty | |
| Зугдидский уезд | Kutaisi Governorate | Zugdidi |
| Измаильский уезд | Bessarabia Governorate | Izmail |
| Изюмский уезд | Kharkov Governorate | Izium |
| Ингушский округ | ||
| Инсарский уезд | Penza Governorate Simbirsk Governorate Q16711199 | Insar |
| Ирбитский уезд | Perm Governorate | Irbit |
| Иргизский уезд | ||
| Иркутский уезд | Irkutsk Governorate | Irkutsk |
| Ишимский уезд | Q4459158 Tobolsk Governorate Tyumen Governorate Aqmola Oblast Omsk Governorate Q4205616 | Ishim |
| Кадниковский уезд | Vologda Governorate | Kadnikov |
| Каинский уезд | Tomsk Governorate | Kuybyshev |
| Калачинский уезд | ||
| Калишский уезд | Kalisz Governorate | Kalisz |
| Калмыцкий округ | ||
| Калужский уезд | Moscow Governorate Kaluga Province Kaluga Viceroyalty Kaluga Governorate | Kaluga |
| Кальварийский уезд | Suwałki Governorate | |
| Калязинский уезд | Tver Governorate Tver Viceroyalty | |
| Камышловский уезд | Perm Viceroyalty Perm Governorate Yekaterinburg Governorate | Kamyshlov |
| Канский уезд | ||
| Карачевский уезд | Bryansk Governorate Oryol Governorate Oryol Viceroyalty Belgorod Governorate Sevsk Province Kiev Governorate | |
| Каргопольский уезд | Vologda Governorate Olonets Governorate | Kargopol |
| Карсунский уезд | Simbirsk Governorate Q4419541 | Карсун |
| Касимовский уезд | Ryazan Governorate Q4402676 | Kasimov |
| Кашинский уезд | Tver Governorate Tver Viceroyalty Moscow Governorate Uglich Province Saint Petersburg Governorate Ingermanland Governorate | Kashin |
| Каширский уезд | Tula Governorate Tula Viceroyalty | Kashira |
| Кеврольский уезд | Archangelgorod Governorate | Q4218821 |
| Кексгольмский уезд | Vyborg Governorate of the Russian Empire | Priozersk |
| Кемский уезд | Arkhangelsk Governorate | Kem |
| Керенский уезд | Penza Governorate | Q1537304 |
| Киевский уезд | ||
| Кизлярский отдел | ||
| Кимрский уезд | Tver Governorate | Kimry |
| Кинешемский уезд | Kostroma Governorate | Kineshma |
| Киренский уезд | ||
| Киржачский уезд | ||
| Кирилловский уезд | Novgorod Governorate Cherepovets Governorate | |
| Кирсановский уезд | ||
| Климовичский уезд | Gomel Governorate | |
| Клинский уезд | Moscow Governorate | Klin |
| Княгининский уезд | ||
| Козловский уезд | Tambov Governorate | |
| Кокандский уезд | Fergana Oblast | Kokand |
| Кокчетавский уезд | ||
| Кологривский уезд | Kostroma Governorate | Kologriv |
| Конинский уезд | Kalisz Governorate | |
| Копальский уезд | Semirechye Oblast Q3467677 Semipalatinsk Oblast | Qapal Taldykorgan |
| Коротоякский уезд | Voronezh Governorate | |
| Корчевской уезд | Tver Governorate | |
| Котельничский уезд | Vyatka Governorate Vyatka Viceroyalty | |
| Крапивенский уезд | Tula Governorate Tula Viceroyalty Moscow Province | Plavsk |
| Краснинский уезд | Smolensk Governorate | |
| Красноборский уезд | ||
| Красноводский уезд | ||
| Краснокутський повіт | Kharkov Viceroyalty | Krasnokutsk |
| Краснослободский уезд | Penza Governorate Q16711199 Nizhny Novgorod Governorate | Krasnoslobodsk |
| Краснохолмский уезд | Tver Governorate | Krasny Kholm |
| Красноярский уезд | ||
| Красноярский уезд | Yeniseysk Governorate | Krasnoyarsk |
| Кременчугский уезд | Poltava Governorate Kremenchuk Governorate | Kremenchuk |
| Крестецкий уезд | Novgorod Governorate Q28484730 | |
| Кромский уезд | Oryol Governorate Oryol Viceroyalty | Kromy |
| Кроноборгский уезд | Vyborg Governorate of the Russian Empire | Kurkijoki |
| Кубинский уезд | ||
| Кузнецкий уезд | Saratov Governorate | Kuznetsk |
| Кузнецкий уезд | ||
| Кузнецкий уезд | Tomsk Governorate | Novokuznetsk |
| Курмышский уезд | Simbirsk Governorate | Kurmysh, Pilninsky District |
| Курский уезд | Belgorod Governorate Q4248878 Kursk Governorate | |
| Кустанайский уезд | Kazak Autonomous Socialist Soviet Republic Q3615637 Q17057433 Chelyabinsk Governorate Turgay Oblast | Kostanay |
| Кюменский уезд | Viipuri Province | Kotka |
| Лаишевский уезд | Kazan Governorate Kazan vicegerency | Laishevo |
| Лальский уезд | ||
| Лаппвесиский уезд | Vyborg Governorate of the Russian Empire | Lappeenranta |
| Лбищенский уезд | Ural Oblast | Chapaev, Kazakhstan |
| Лебедянский уезд | Tambov Governorate | |
| Ленкоранский уезд | ||
| Ленчицкий уезд | Kalisz Governorate | |
| Лепельский уезд | Vitebsk Governorate | |
| Лечхумский уезд | ||
| Ливенский уезд | Oryol Governorate Oryol Viceroyalty Central Black Earth Oblast | Livny |
| Ливенский уезд | Q15966931 Sloboda Ukraine Governorate | Livenka, Belgorod Oblast |
| Лидский уезд | Vilna Governorate | Lida |
| Липецкий уезд | Tambov Governorate Q16719055 Central Black Earth Oblast | Lipetsk |
| Лихвинский уезд | Q21644355 Kaluga Province Kaluga Viceroyalty Kaluga Governorate | Chekalin |
| Луганский уезд | Oryol Viceroyalty | Q4267958 |
| Лукояновский уезд | ||
| Лушский уезд | Kostroma Viceroyalty | Lukh |
| Лысковский уезд | ||
| Льговский уезд | Kursk Governorate | Lgov |
| Любимский уезд | Yaroslavl Governorate | |
| Макарьевский уезд | Ivanovo-Voznesensk Governorate Kostroma Governorate Kostroma Viceroyalty | |
| Макарьевский уезд | ||
| Малмыжский уезд | Q4318628 Vyatka Governorate | |
| Малоархангельский уезд | Q4336888 Oryol Governorate | Maloarkhangelsk |
| Малоярославецкий уезд | Moscow Province Kaluga Viceroyalty Kaluga Governorate | Maloyaroslavets |
| Мамадышский уезд | Kazan Governorate | Mamadysh |
| Маңғыстау уезі | ||
| Маргеланский уезд | Fergana Oblast | Fergana |
| Мариинский уезд | Tomsk Governorate | Mariinsk |
| Мариупольский уезд | Yekaterinoslav Governorate | Mariupol |
| Медвеженский уезд | Stavropol Governorate | Krasnogvardeyskoye, Stavropol Krai |
| Медынский уезд | Kaluga Province Kaluga Viceroyalty Kaluga Governorate | Medyn |
| Мезенский уезд | Arkhangelsk Governorate | Mezen |
| Меленковский уезд | Vladimir Governorate | Melenki |
| Мелитопольский уезд | Taurida Governorate | Melitopol |
| Мензелинский уезд | Q4479136 Orenburg Governorate Ufa Governorate | Menzelinsk |
| Мервский уезд | ||
| Минусинский уезд | Yeniseysk Governorate | Minusinsk |
| Миргородский уезд | Poltava Governorate | Myrhorod |
| Миусский округ | ||
| Михайловский уезд | Ryazan Governorate | |
| Могилёвский уезд | Mogilev Governorate | |
| Можайский уезд | Moscow Governorate | |
| Моздокский отдел | ||
| Мокшанский уезд | Penza Governorate | Mokshan |
| Моршанский уезд | Tambov Governorate | Morshansk |
| Мосальский уезд | Kaluga Governorate Kaluga Viceroyalty Moscow Governorate Kaluga Province | Mosalsk |
| Московский уезд | Moscow Governorate | Moscow |
| Муромский уезд | Vladimir Governorate | Murom |
| Мценский уезд | Oryol Viceroyalty Oryol Governorate | Mtsensk |
| Мышкинский уезд | ||
| Мятлевский уезд | Kaluga Governorate | Myatlevo |
| Нальчикский округ | ||
| Наманганский уезд | Fergana Oblast | Namangan |
| Нежинский уезд | Chernigov Viceroyalty Little Russia Governorate Chernigov Governorate | Nizhyn |
| Нерехтский уезд | Kostroma Governorate | |
| Нерчинский уезд | ||
| Нерчинско-Заводский уезд | ||
| Нижнеломовский уезд | Penza Governorate | Nizhny Lomov |
| Нижнеудинский уезд | ||
| Николаевский уезд | Samara Governorate Saratov Governorate Lower Volga Krai | Pugachyov |
| Никольский уезд | Vologda Governorate | Nikolsk |
| Новозыбковский уезд | Chernigov Governorate Gomel Governorate Bryansk Governorate | Novozybkov |
| Новоладожский уезд | Saint Petersburg Governorate Q28484730 Novgorod Governorate Novgorod Province | Novaya Ladoga Q17154647 |
| Новоместский уезд | Chernigov Governorate Little Russia Governorate Novgorod-Seversk Viceroyalty | Q4323807 |
| Новомосковский уезд | Yekaterinoslav Governorate | Novomoskovsk |
| Новосильский уезд | Tula Governorate Tula Viceroyalty Oryol Governorate Central Black Earth Oblast | Novosil |
| Новоторжский уезд | Tver Governorate Tver Viceroyalty Tver Province Saint Petersburg Governorate Ingermanland Governorate Q9324216 | Torzhok |
| Новоузенский уезд | Samara Governorate Saratov Governorate | Novouzensk |
| Новохопёрский уезд | Voronezh Governorate | |
| Нолинский уезд | Vyatka Viceroyalty Vyatka Governorate | |
| Обоянский уезд | Kursk Governorate Q4248878 Belgorod Governorate Belgorod Province | Oboyan |
| Одесский уезд | Kherson Governorate Odessa Governorate | Odessa |
| Одоевский уезд | Tula Governorate Tula Viceroyalty Kaluga Province | Q1996942 |
| Онежский уезд | Arkhangelsk Governorate | Onega |
| Опочецкий уезд | Pskov Governorate | |
| Орал уезі | Ural Oblast Uralsk Governorate | Oral |
| Оргеевский уезд | Bessarabia Governorate Moldavian Democratic Republic Kingdom of Romania Moldavian Soviet Socialist Republic Moldova | |
| Оренбургский уезд | ||
| Орловский уезд | Oryol Governorate | Oryol |
| Орловский уезд | ||
| Осташковский уезд | Tver Governorate | |
| Остерский уезд | Chernigov Governorate | Oster |
| Островский уезд | Pskov Governorate | |
| Острогожский уезд | Q15966931 Voronezh Governorate Sloboda Ukraine Governorate | Ostrogozhsk |
| Ошский уезд | Fergana Oblast | Osh |
| Павловский уезд | Voronezh Governorate | |
| Павлоградский уезд | Yekaterinoslav Governorate | |
| Перекопский уезд | ||
| Перемышльский уезд | Kaluga Province Kaluga Viceroyalty Kaluga Governorate | Peremyshl |
| Переславский уезд | Vladimir Governorate | |
| Петровский уезд | Saratov Governorate | Petrovsk |
| Печорский уезд | Arkhangelsk Governorate | Ust-Tsilma |
| Пинежский уезд | Arkhangelsk Governorate | Pinega |
| Погарский уезд | Novgorod-Seversk Viceroyalty | Pogar |
| Покровский уезд | Vladimir Governorate | Pokrov |
| Полоцкий уезд | Vitebsk Governorate Belarus Governorate Polotsk Governorate | Polotsk |
| Поневежский уезд | Kovno Governorate | Panevėžys |
| Поречский уезд | Smolensk Governorate | |
| Пошехонский уезд | Yaroslavl Governorate | |
| Пржевальский уезд | Semirechye Oblast | Karakol |
| Проскуровский уезд | Podolia Governorate Q4368096 | Khmelnytskyi |
| Пудожский уезд | Olonets Governorate | Pudozh |
| Пустозёрский уезд | Archangelgorod Governorate | Pustozyorsk |
| Путивльский уезд | Sevsk Province Belgorod Governorate Q4248878 Kursk Governorate | Putyvl |
| Пятигорский уезд | Terek Oblast | Pyatigorsk |
| Радинский уезд | Siedlce Governorate | Radzyń Podlaski |
| Радомский уезд | Radom Governorate | Radom |
| Раненбургский уезд | Ryazan Governorate | |
| Рачинский уезд | Kutaisi Governorate | |
| Ржевский уезд | Tver Governorate | |
| Ровенский уезд | Wołyń Voivodeship Volhynian Governorate Rivne Oblast | Rivne |
| Рождественский уезд | ||
| Роменский уезд | Poltava Governorate | |
| Рославльский уезд | Smolensk Governorate | Roslavl |
| Россошанский уезд | Voronezh Governorate | Rossosh |
| Ростовский уезд | Yaroslavl Governorate Yaroslavl Viceroyalty | |
| Рузаевский уезд | Penza Governorate | Ruzayevka |
| Рузский уезд | ||
| Рыбинский уезд | Yaroslavl Governorate Rybinsk Governorate | Rybinsk |
| Рыльский уезд | Kursk Governorate | Rylsk |
| Ряжский уезд | Ryazan Governorate | |
| Рязанский уезд | Ryazan Governorate | |
| Салмисский уезд | Vyborg Governorate of the Russian Empire | Salmi |
| Самарский уезд | Samara Governorate Simbirsk Governorate | Samara |
| Сапожковский уезд | Ryazan Governorate Q4402676 | Q4408121 |
| Саранский уезд | Penza Governorate | Saransk |
| Сарапульский уезд | Vyatka Viceroyalty Vyatka Governorate Perm Governorate | Sarapul |
| Саратовский уезд | Saratov Governorate | Saratov |
| Сасовский уезд | ||
| Свенцянский уезд | Vilna Governorate | Švenčionys |
| Свободненский уезд | Svobodny | |
| Севский уезд | Bryansk Governorate | Sevsk |
| Сейнский уезд | Suwałki Governorate | Sejny |
| Селенгинский уезд | Transbaikal Oblast | |
| Семёновский уезд | Nizhny Novgorod Governorate | |
| Серадзский уезд | Kalisz Governorate | Sieradz |
| Сергачский уезд | Nizhny Novgorod Governorate | |
| Сердобский уезд | Saratov Governorate | Serdobsk |
| Серпейский уезд | Grand Duchy of Moscow Tsardom of Russia Smolensk Voivodeship Smolensk Governorate Moscow Governorate Kaluga Province Kaluga Viceroyalty Kaluga Governorate | Serpeysk |
| Сигнахский уезд | ||
| Скопинский уезд | Ryazan Governorate | Skopin |
| Славяносербский уезд | Yekaterinoslav Governorate Donetsian Governorate Q4496253 | |
| Слободской уезд | Kazan Governorate Vyatka Viceroyalty Vyatka Governorate | |
| Слупецкий уезд | Kalisz Governorate | |
| Сокольский уезд | Grodno Governorate | |
| Солигаличский уезд | Kostroma Governorate | |
| Сольвычегодский уезд | Vologda Governorate | Solvychegodsk |
| Сосницкий уезд | Chernigov Governorate | Sosnytsia |
| Спас-Клепиковский уезд | Ryazan Governorate | |
| Спасский уезд | Q16719055 Tambov Governorate Penza Governorate | Spassk |
| Спасский уезд | Kazan Governorate | Bolgar |
| Спасский уезд | Ryazan Governorate | |
| Ставропольский уезд | Stavropol Governorate | |
| Старицкий уезд | Tver Governorate Tver Viceroyalty | |
| Starobelsk uyezd | Kharkov Governorate | Starobilsk |
| Староконстантиновский уезд | Volhynian Governorate Q4368096 Volhynian Viceroyalty | Starokostiantyniv |
| Старооскольский уезд | Kursk Governorate | Stary Oskol |
| Старорусский уезд | Novgorod Governorate | Staraya Russa |
| Стерлитамакский уезд | ||
| Сувалкский уезд | ||
| Суджанский уезд | Kursk Governorate | Sudzha |
| Судогодский уезд | Vladimir Governorate | Sudogda |
| Суздальский уезд | Vladimir Governorate Vladimir Viceroyalty | Suzdal |
| Sumy uyezd | Kharkov Governorate | Sumy |
| Сунженский отдел | ||
| Суражский уезд | Gomel Governorate Chernigov Governorate Novgorod-Seversk Viceroyalty | Surazh |
| Сургутский уезд | ||
| Сухиничский уезд | Kaluga Governorate | Sukhinichi |
| Сызранский уезд | Simbirsk Governorate | Syzran |
| Сычёвский уезд | Smolensk Governorate | Sychyovka |
| Тамбовский уезд | Tambov Governorate | |
| Тарский уезд | Omsk Governorate Aqmola Oblast Tobolsk Governorate | Tara |
| Татарский уезд | ||
| Ташкентский уезд | ||
| Тверской уезд | Tver Governorate Tver Viceroyalty Tver Province Saint Petersburg Governorate Ingermanland Governorate Tsardom of Russia | Tver |
| Тедженский уезд | Transcaspian Oblast Turkmenskaya Oblast Turkmen Soviet Socialist Republic Q4290758 | Tejen |
| Темирский уезд | Ural Oblast Q17057433 Q4060160 | Temir |
| Темниковский уезд | Q16719055 Tambov Governorate Penza Governorate | Temnikov |
| Тетюшский уезд | Kazan Governorate Kazan vicegerency | |
| Тимский уезд | Kursk Governorate Q4248878 | Tim |
| Тихвинский уезд | Novgorod Governorate Cherepovets Governorate | Tikhvin |
| Тобольский уезд | Tobolsk Governorate | |
| Тоқмақ уезі | Semirechye Oblast Kara-Kirghiz Autonomous Oblast Kirgizkaya Autonomous Oblast Kirghiz Autonomous Socialist Soviet Republic | Bishkek Tokmok |
| Томский уезд | Tomsk Governorate | Tomsk |
| Торғай уезі | ||
| Торопецкий уезд | Pskov Governorate Pskov Viceroyalty Saint Petersburg Governorate Ingermanland Governorate | |
| Тотемский уезд | Vologda Governorate | Totma |
| Троицкосавский уезд | ||
| Трубчевский уезд | Bryansk Governorate Oryol Governorate Oryol Viceroyalty | Trubchevsk |
| Тульский уезд | Tula Governorate Tula Viceroyalty | Tula |
| Турекский уезд | Kalisz Governorate | |
| Туринский уезд | Tyumen Governorate Tobolsk Governorate Q4459158 | Turinsk |
| Тюкалинский уезд | ||
| Удский округ | Yakutsk Oblast Primorskaya Oblast Sakhalin Oblast | |
| Унженский уезд | Archangelgorod Governorate | Q4475696 |
| Уржумский уезд | Vyatka Governorate | Urzhum |
| Усманский уезд | Tambov Governorate Voronezh Governorate | Usman |
| Усть-Медведицкий округ | Don Host Oblast Don Oblast Tsaritsyn Governorate Lower Volga Krai | Serafimovich |
| Устюженский уезд | Cherepovets Governorate Novgorod Governorate | |
| Фатежский уезд | Kursk Governorate Q4248878 | Fatezh |
| Хасавюртовский округ | Terek Oblast | Khasavyurt |
| Холмогорский уезд | Arkhangelsk Governorate | Kholmogory Yemetsk |
| Холмский уезд | Pskov Governorate Pskov Viceroyalty | Kholm |
| Хотмыжский уезд | Kursk Governorate Kharkov Viceroyalty Sloboda Ukraine Governorate Belgorod Governorate Belgorod Province | |
| Царевококшайский уезд | Q4410999 Kazan Governorate | Yoshkar-Ola |
| Царёвский уезд | Astrakhan Governorate Saratov Governorate Tsaritsyn Governorate | Tsarev Leninsk |
| Царицынский уезд | Tsaritsyn Governorate Saratov Governorate Penza Governorate | Volgograd |
| Цивильский уезд | Kazan Governorate Chuvash Autonomous Oblast Chuvash Autonomous Soviet Socialist Republic | |
| Цикмӓ уезд | Kazan Governorate Kazan vicegerency | Kozmodemyansk |
| Чаусский уезд | Mogilev Governorate | Chavusy |
| Чебоксарский уезд | Kazan Governorate Chuvash Autonomous Oblast Chuvash Autonomous Soviet Socialist Republic | |
| Чембарский уезд | Penza Governorate | Belinsky |
| Ченстоховский уезд | Masovia Governorate Warsaw Governorate Piotrków Governorate | |
| Черноярский уезд | Astrakhan Governorate Q16715398 Penza Governorate Saratov Governorate Tsaritsyn Governorate Kalmyk Autonomous Oblast | Chorny Yar |
| Чернский уезд | Tula Governorate Tula Viceroyalty | Tchern |
| Чистопольский уезд | Kazan Governorate | Chistopol |
| Читинский уезд | Transbaikal Oblast | |
| Шадринский уезд | Perm Viceroyalty Perm Governorate Yekaterinburg Governorate | Shadrinsk |
| Шацкий уезд | Ryazan Governorate Tambov Governorate | Shatsk |
| Шемахинский уезд | Baku Governorate Q1390932 Azerbaijan Soviet Socialist Republic | Şamaxı |
| Шенкурский уезд | Arkhangelsk Governorate Vologda Viceroyalty Arkhangelsk Viceroyalty | Shenkursk |
| Шорапанский уезд | Kutaisi Governorate | Zestaponi |
| Шуйский уезд | Vladimir Governorate | Shuya |
| Щигровский уезд | Kursk Governorate | Shchigry |
| Эуряпясский уезд | Viipuri Province | |
| Юрьевецкий уезд | Kostroma Governorate Ivanovo-Voznesensk Governorate Kostroma Viceroyalty Nizhny Novgorod Governorate Nizhny Novgorod Province | Yuryevets |
| Юрьевский уезд | Vladimir Viceroyalty Vladimir Governorate | Yuryev-Polsky |
| Ядринский уезд | Kazan Governorate | |
| Яранский уезд | Vyatka Governorate | Yaransk |