| Color1: | white |
| Color2: | green |
| Pas Piélagos | |
| Nickname: | Pas |
| Leagues: | Liga EBA |
| Arena: | Polideportivo Fernando Expósito |
| Location: | Castañeda (1979–91) Renedo de Piélagos (1991–present) |
| Colors: | Green, blue and white |
| President: | Luis García |
| Coach: | Chus Sáinz |
| Website: | adbpas.com |
| H Pattern B: | _whitesides |
| H Body: | 32CD32 |
| H Pattern S: | _whitesides |
| H Shorts: | 32CD32 |
| A Pattern B: | _whitesides |
| A Body: | 0000FF |
| A Pattern S: | _whitesides |
| A Shorts: | 0000FF |
Agrupación de Baloncesto Pas, also known as Pas Piélagos, is a basketball team based in Renedo de Piélagos, Cantabria, Spain, who currently plays in Liga EBA.
AB Pas was founded in 1979 in Castañeda, Cantabria. In the 1983–84 season, Pas becomes runner-up of 1ª Autonómica League and promotes to the lowest national leagues.
In 1991, the team goes to Renedo de Piélagos, where nowadays continue playing. The team promotes to 2ª División, 1ª División and Liga EBA on 2004 after being champions of the Cantabrian group of 1ª División.
In 2008, Pas Piélagos plays the promotion playoffs to LEB Bronce, but could not win any game in the final stage.
| Season | Tier | Division | Pos. | |
|---|---|---|---|---|
| 2002–03 | 5 | 1ª División | 2nd | |
| 2003–04 | 5 | 1ª División | 1st | |
| 2004–05 | 4 | Liga EBA | 13–17 | |
| 2005–06 | 4 | Liga EBA | 22–10 | |
| 2006–07 | 4 | Liga EBA | 14–12 | |
| 2007–08 | 5 | Liga EBA | 20–13 | |
| 2008–09 | 5 | Liga EBA | 11–17 | |
| 2009–10 | 4 | Liga EBA | 9–17 | |
| 2010–11 | 4 | Liga EBA | 10–14 | |
| 2011–12 | 4 | Liga EBA | 13–11 | |
| 2012–13 | 4 | Liga EBA | 7–15 | |
| 2013–14 | 4 | Liga EBA | 13–9 | |
| 2014–15 | 4 | Liga EBA | 9–17 | |
| 2015–16 | 4 | Liga EBA | 17–9 | |
| 2016–17 | 4 | Liga EBA | 14–12 | |
| 2017–18 | 4 | Liga EBA | 17–13 | |
| 2018–19 | 4 | Liga EBA | 21–5 | |
| 2019–20 | 4 | Liga EBA | 15–6 | |