This is a list of trolleybus systems in Spain by autonomous community. It includes all trolleybus systems, past and present.
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| Cádiz | 1951 | 1975 | ||
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| Zaragoza | 1950 | 9 October 1975 | ||
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| Bilbo / Bilbao | 20 June 1940 | 28 October 1978 | ||
| Donostia / San Sebastián | 17 July 1948 | 24 December 1973 | ||
| ♦ San Sebastián - Tolosa | 6 June 1947 | 11 July 1968 | ||
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| Santander | 1951 | 25 February 1975 | ||
| ♦ Santander - Astillero | 17 July 1955 | August 1975 | ||
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| Barcelona | 7 October 1941 | 7 October 1968 | ||
| Tarragona | 2 October 1952 | 22 January 1973 | ||
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| A Coruña | 26 July 1948 | 4 January 1979 | ||
| Pontevedra | 15 December 1943 | 31 August 1989 | ||
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| Madrid | 8 April 1950 | 30 April 1966 | ||
| Name of System | Location | Date (From) | Date (To) | Notes |
|---|---|---|---|---|
| Castellón de la Plana | 1961 25 June 2008 | 1966 - | See Trolleybuses in Castellón de la Plana. | |
| Valencia | 18 July 1951 | 21 May 1976 | ||