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

San Mateo Post Offices

All 3 locations in San Mateo, California with operating hours, phone numbers, and postal services around San Mateo County.

25th Avenue Post Office

San Mateo, CA 94403

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

Saint Matthew Post Office

210 S Ellsworth Ave

San Mateo, CA 94401

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

San Mateo Post Office

1630 S Delaware St

San Mateo, CA 94402

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

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