91123 ZIP Code — Pasadena, CA
Los Angeles County, California
ZIP code 91123 is located in Pasadena, 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
91123 ZIP code map
Cities in ZIP code 91123
Below are the cities the US Postal Service accepts for ZIP code 91123. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Pasadena | Acceptable |
| Pasadena | Preferred |
Nearby ZIP codes
91105 Pasadena (0.6 mi)
91110 Pasadena (0.9 mi)
91121 Pasadena (0.9 mi)
91182 Pasadena (0.9 mi)
91124 Pasadena (0.9 mi)
91184 Pasadena (0.9 mi)
91189 Pasadena (0.9 mi)
91125 Pasadena (0.9 mi)
91188 Pasadena (0.9 mi)
91185 Pasadena (0.9 mi)
91126 Pasadena (0.9 mi)
91129 Pasadena (0.9 mi)
Demographics
updated 05/2026
| 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 | 34.1427 |
| Longitude | -118.1581 |
| Timezone | Pacific (PT) |
| Area code | 626 |