San Diego 211:
https://211sandiego.communityos.org/zf/profile/search
Link to listing of Residential, Out-patient and Detox Programs:

Narcotics Anonymous (NA) San Diego meetings list:
http://www.sandiegona.org/meetings/

Alcoholics Anonymous (AA) San Diego Meetings list:
http://www.aasandiego.org/

Turning the Hearts
http://turningtheheartscenter.com/

A comprehensive list of drug and alcohol treatment programs by  type and  region (click here)