United States Postal Service
Main:
(800) 275-8777
Fax: (650) 349-9726
Fax: (650) 349-9726
1630 S Delaware St, San Mateo, California, 94402
About us
Visit your local Post Office™ at 1630 S Delaware St to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more
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