Below is a list of San Antonio NM zip codes. For your research we have also included San Antonio Area Code, Time Zone, UTC and the local Socorro County FIPS Code. Each San Antonio New Mexico zip code has a center Longitude / Latitude point (the San Antonio center is -106.86699676514 / 33.91780090332). For your convenience we have also indicated if that zip code in San Antonio observes Daylight Savings time.