Post Offices in & near Mill Valley, California. Operating hours, locations, phone/fax number, services information.
Post Office in Mill Valley, California on E Blithedale Ave. Operating hours, phone number, services information, and other locations.
Address: 751 E Blithedale Ave, Mill Valley, CA 94941
Phone: 415-388-0639
Fax: 415-388-1501
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
