Below is a list of South San Francisco CA zip codes. For your research we have also included South San Francisco Area Code, Time Zone, UTC and the local San Mateo County FIPS Code. Each South San Francisco California zip code has a center Longitude / Latitude point (the South San Francisco center is -122.40799713135 / 37.65470123291). For your convenience we have also indicated if that zip code in South San Francisco observes Daylight Savings time.