Primera B de Chile
Campeonato Primera B is the second tier in the Chilean football league system, and is organized by the Asociación Nacional de Fútbol Profesional. It was established in 1952 as Segunda División, and later renamed in 1996 to the current name. Since 1954, automatic promotion to and relegation from Campeonato Nacional has been granted, although Palestino and Rangers were promoted to the top flight in the first season.
Current teams
These are the teams participating in the Chilean Primera B as of the 2020 season:| Club | City | Stadium | Capacity |
| Barnechea | Lo Barnechea | Municipal de Lo Barnechea | 3,000 |
| Cobreloa | Calama | Zorros del Desierto | 12,346 |
| Deportes Copiapó | Copiapó | Luis Valenzuela Hermosilla | 8,000 |
| Deportes Melipilla | Melipilla | Municipal Roberto Bravo Santibáñez | 6,500 |
| Deportes Puerto Montt | Puerto Montt | Regional de Chinquihue | 10,000 |
| Deportes Santa Cruz | Santa Cruz | Joaquín Muñoz García | 5,000 |
| Deportes Temuco | Temuco | Municipal Germán Becker | 18,413 |
| Deportes Valdivia | Valdivia | Parque Municipal | 5,397 |
| Magallanes | San Bernardo | Municipal Luis Navarro Avilés | 3,500 |
| Ñublense | Chillán | Municipal Nelson Oyarzún Arenas | 12,000 |
| Rangers | Talca | Fiscal de Talca | 8,200 |
| San Luis | Quillota | Municipal Lucio Fariña Fernández | 7,680 |
| San Marcos de Arica | Arica | Carlos Dittborn | 9,746 |
| Santiago Morning | La Pintana | Municipal de La Pintana | 6,000 |
| Unión San Felipe | San Felipe | Municipal de San Felipe | 12,000 |