| Club | Stadium | City | Capacity |
|---|---|---|---|
| Ponferradina | Estadio El Toralínopened 2000 | Ponferrada63,186 people | 8,400 |
| Lugo | Estadio Anxo Carroopened 1974 | Lugo100,143 people | 8,100 |
| Zamora | Estadio Ruta de la Plataopened 2002 | Zamora59,815 people | 7,813 |
| Real Madrid Castilla | Alfredo Di Stéfano Stadiumopened 2006 | Madrid3,223,334 people | 6,000 |
| Toledo | Estadio Salto del Caballoopened 1973 | Toledo87,216 people | 5,300 |
| Alcorcón | Estadio Municipal de Santo Domingoopened 1999 | Alcorcón167,596 people | 5,000 |
| Caudal Deportivo | Estadio Hermanos Antuñaopened 1951 | Mieres del Camino21,555 people | 4,000 |
| Atlético Madrileño | Estadio Cerro del Espinoopened 1995 | Madrid3,223,334 people | 3,376 |
| Sporting Atlético | Escuela de Fútbol de Mareoopened 1978 | Gijón269,894 people | 3,000 |
| Capacity not recorded yet | |||
| Deportivo Fabril | Cidade Deportiva de Abegondo | A Coruña251,543 people | – |
| Fuenlabrada | – | ||
| Mensajero | – | ||
| Ourense | – | ||
| Pájara Playas | – | ||
| Pontevedra | Estadio Municipal de Pasarónopened 1965 | Pontevedra83,316 people | – |
| Real Ávila | – | ||
| San Sebast. Reyes | – | ||
| Siero | – | ||
| Universidad de Oviedo | – | ||
| Vecindario | – | ||
Sources: Wikipedia (CC BY-SA 4.0), API-Football · Data sources