San Mateo, CA
ZIP Codes in San Mateo, California
December 31, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 94401 | 35,392 | 37.5752, -122.3199 |
| 94402 | 26,150 | 37.5401, -122.3301 |
| 94403 | 43,858 | 37.5384, -122.3054 |
| 94404 | 36,397 | 37.5560, -122.2677 |
| 94405 | -- | 37.3811, -122.3348 |
| 94406 | -- | 37.3811, -122.3348 |
| 94407 | -- | 37.3811, -122.3348 |
| 94408 | -- | 37.3811, -122.3348 |
| 94409 | -- | 37.3811, -122.3348 |
| 94497 | -- | 37.5347, -122.3259 |
San Mateo has 10 ZIP codes