Seti Zone
Seti was one of the fourteen zones located in the Far-Western Development Region of Nepal. Dhangadhi in the Terai is the major city of Seti Zone; headquarters are in Dipayal-Silgadhi. As of 2015, Nepal discontinued zone designations in favor of provinces; the area previously known as Seti Zone is now part of Sudurpashchim Pradesh.
Seti was divided into five districts:
| District | Type | Headquarters |
| Achham | Hill | Mangalsen |
| Bajhang | Mountain | Chainpur |
| Bajura | Mountain | Martadi |
| Doti | Hill | Silgadhi |
| Kailali | Outer Terai | Dhangadhi |
