Find the last 4 digits (ZIP+4) for an address in 92310

ZIP 92310, Fort Irwin, CA is filled in. Just type the street address.

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ZIP Code 92310 – Fort Irwin, CA

Fort Irwin, California · San Bernardino County · Pacific time

ZIP code92310
CityFort Irwin
StateCalifornia
CountySan Bernardino County
Population8,419
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area82.71 sq mi
Center (lat, long)35.3344, -116.7630

Area codes in this area

661

These are the area codes that most often serve ZIP 92310 (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

92398 Yermo · 24.8 mi92311 Barstow · 28.8 mi92365 Newberry Springs · 32.3 mi92327 Daggett · 32.4 mi92312 Barstow · 33.4 mi92309 Baker · 34.7 mi92347 Hinkley · 38.5 mi93562 Trona · 39.8 mi

About ZIP 92310

ZIP code 92310 is assigned to Fort Irwin, California. It lies in San Bernardino County. Its Census area covers about 82.71 square miles of land. The closest neighboring ZIP is 92398 (Yermo), about 24.8 miles away.

Every address in 92310 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