Find the last 4 digits (ZIP+4) for an address in 92079

ZIP 92079, San Marcos, CA is filled in. Just type the street address.

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ZIP Code 92079 – San Marcos, CA

San Marcos, California · San Diego County · Pacific time

ZIP code92079
CitySan Marcos
StateCalifornia
CountySan Diego County
PopulationNot published (no Census ZIP area)
Time zonePacific · local time
ZIP typePO box or unique ZIP (no Census area)
Center (lat, long)33.1434, -117.1661

Area codes in this area

858951

These are the area codes that most often serve ZIP 92079 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

92096 San Marcos · 1.2 mi92078 San Marcos · 2 mi92069 San Marcos · 2.3 mi92081 Vista · 4.5 mi92029 Escondido · 4.7 mi92030 Escondido · 4.9 mi92033 Escondido · 4.9 mi92046 Escondido · 4.9 mi

About ZIP 92079

ZIP code 92079 is assigned to San Marcos, California. It lies in San Diego County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 92096 (San Marcos), about 1.2 miles away.

Every address in 92079 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources