91951 ZIP Code — National City, CA
San Diego County, California
ZIP code 91951 is located in National City, California, within San Diego County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 619.
0
population
0.00
sq mi land
Standard
ZIP type
Pacific (PT)
timezone
91951 ZIP code map
Cities in ZIP code 91951
Below are the cities the US Postal Service accepts for ZIP code 91951. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| National City | Acceptable |
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 06 |
| County FIPS | 073 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 32.6784 |
| Longitude | -117.0986 |
| Timezone | Pacific (PT) |
| Area code | 619 |