ZIP code 91903: Alpine, CA
91903 is a PO Box or single-organization ZIP code in Alpine, California, mainly in San Diego County, part of the San Diego-Chula Vista-Carlsbad, CA metro area.
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ZIP codes within 10 milesWithin 25 miles
ZIP code 91903 details
| City | Alpine |
|---|---|
| State | California |
| County | San Diego County |
| Metro area | San Diego-Chula Vista-Carlsbad, CA |
| Time zone | Pacific Time (UTC−8), observes daylight saving time |
| Type | PO Box / single organization |
| Center coordinates | 32.83510, -116.76640 |
ZIP codes near 91903
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 91901 | Alpine, CA | 2.7 mi | 18,197 |
| 92021 | El Cajon, CA | 6.3 mi | 70,501 |
| 92019 | El Cajon, CA | 7.2 mi | 45,351 |
| 92040 | Lakeside, CA | 8.9 mi | 46,216 |
| 91916 | Descanso, CA | 9.4 mi | 1,710 |
| 91935 | Jamul, CA | 9.7 mi | 9,114 |
| 91931 | Guatay, CA | 10.8 mi | 494 |
| 92022 | El Cajon, CA | 11.7 mi | — |
About ZIP code 91903
What city is ZIP code 91903?
ZIP code 91903 is in Alpine, CA, in San Diego County.
What county is ZIP code 91903 in?
91903 is mainly in San Diego County, California.
Why doesn't 91903 have a population?
91903 is a PO Box or single-organization ZIP code. It has a post office location but no residential delivery area, so the Census Bureau reports no population for it.
What time zone is ZIP code 91903 in?
91903 is in Pacific Time (UTC−8). It observes daylight saving time.
What other ZIP codes does Alpine have?
Alpine, CA also uses 91901.