91778 ZIP Code — San Gabriel, CA
Los Angeles County, California
ZIP code 91778 is located in San Gabriel, California, within Los Angeles 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 626.
0
population
0.00
sq mi land
Standard
ZIP type
Pacific (PT)
timezone
91778 ZIP code map
Cities in ZIP code 91778
Below are the cities the US Postal Service accepts for ZIP code 91778. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| San Gabriel | Acceptable |
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 06 |
| County FIPS | 037 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 34.0962 |
| Longitude | -118.1052 |
| Timezone | Pacific (PT) |
| Area code | 626 |