San Mateo zipcode
| City | San Mateo |
| ZIP Code | 94403 |
| Type | Standard |
| State Code | CA |
| State | California |
ZIP code of San Mateo is 94403. This place is located in California state in US. To send any postal service to San Mateo, you must use 94403 zipcode.
| City | San Mateo |
| ZIP Code | 94403 |
| Type | Standard |
| State Code | CA |
| State | California |
ZIP code of San Mateo is 94403. This place is located in California state in US. To send any postal service to San Mateo, you must use 94403 zipcode.
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