About ZIP code 94404
The ZIP code 94404 routes mail to San Mateo in the California region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
94404 - San Mateo
ZIP code 94404 is San Mateo in California, United States.
| ZIP code | 94404 |
| Place | San Mateo |
| Region | California |
| District | San Mateo |
| Country | United States (US) |
| Coordinates | 37.5538, -122.27 (map) |