San Quentin State Prison: 415-454-1460
CDCR [Inmate Search](http://inmatelocator.cdcr.ca.gov/)
https://www.inmateaid.com/ask-the-inmate/hello-my-husband-suppose-to-be-in-s-q-s-p-but-its-saying-he.amp#answer
Accepted Answer Date Created: December 22,2015