Union City, CA
ZIP Codes in Union City, California
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 94587 | 69,502 | 37.5900, -122.0752 |
Union City has 1 ZIP code
ZIP Codes in Union City, California
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 94587 | 69,502 | 37.5900, -122.0752 |