California Gazetteer
San Mateo is the actual or alternate city name associated with 5 ZIP Codes by the US Postal Service.
Select a particular San Mateo ZIP Code to view a more detailed map and the number of Business, Residential, and PO Box addresses for that ZIP Code. The Residential addresses are segmented by both Single and Multi-family addessses.
Each individual San Mateo ZIP Code profile also includes Demographic Data including Population, Housing, Income, Households, and Growth Rates.
| San Mateo, CA - Standard ZIP Codes |
| 94401 94402 94403 94404 |
| San Mateo, CA - Unique - Single Entity ZIP Codes (NO DEMOGRAPHIC DATA) |
| 94497 |
