ZIP Code 91942

La Mesa, California

ZIP Code Information

ZIP Code91942
City La Mesa
State California (CA)
CountySan Diego
Timezone America/Los_Angeles (UTC-7) Details
Area Codes (state) 209, 213, 310, 415, 510, 619, 626, 650, 714, 818, 916, 949 Details
Population 39,795 Details
Median Household Income $55,753 Demographics

Population and income figures: US Census Bureau, 2012–2016 ACS 5-year estimates.

ZIP code 91942 is a five-digit postal code used by the United States Postal Service for addresses in La Mesa, California. The ZIP lies within San Diego County. Clocks here follow the America/Los_Angeles time zone (UTC-7).

About 39,795 people live in this ZIP code, and the median household income is roughly $55,753 a year. Figures come from the U.S. Census Bureau American Community Survey and are refreshed as new five-year estimates are released.

What you can do with ZIP code 91942

  • Write a mailing address: La Mesa, CA 91942. The ZIP goes last, after the state abbreviation.
  • Check whether a shipping or delivery quote applies to this area — most US carriers price by ZIP code rather than by city.
  • Look up the local time zone before scheduling a call — the ZIP tells you which zone applies to that address.
  • Compare the ZIP with neighbouring codes to see how population and income shift block by block.

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Nearby ZIP Codes

Radius search
ZIP CodeCityDistance
91943 La Mesa 1.8 km Distance
91944 La Mesa 1.8 km Distance
92119 San Diego 2.3 km Distance
91941 La Mesa 2.7 km Distance
91976 Spring Valley 4.7 km Distance
91979 Spring Valley 4.7 km Distance
91946 Lemon Grove 4.7 km Distance
92020 El Cajon 5 km Distance
92120 San Diego 5 km Distance
92022 El Cajon 5.4 km Distance

Frequently Asked Questions

ZIP code 91942 is located in La Mesa, California.

ZIP code 91942 is in San Diego county, California.

ZIP code 91942 is in the America/Los_Angeles timezone.