Post Offices in San Mateo, CA - Location and Hours Information

San Mateo City post offices

Click on the Post Office for all operating hours, servcies, and other information.

1. 25th Avenue Post Office

San Mateo, CA 94403

650-358-8476 Today 9:30am - 5:00pm

2. Saint Matthew Post Office

210 S Ellsworth Ave

San Mateo, CA 94401

650-358-8476 Today 8:30am - 5:00pm

3. San Mateo Post Office

1630 S Delaware St

San Mateo, CA 94402

650-358-8490 Today 8:30am - 5:00pm

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