Post Offices
Post Offices in & near Grass Valley, California. Operating hours, locations, phone/fax number, services information.
Grass Valley Post Office
Post Office in Grass Valley, California on E Main St. Operating hours, phone number, services information, and other locations.
Address: 185 E Main St, Grass Valley, CA 95945
Phone: 530-273-3429
Fax: 916-273-9572
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 5:00pmTuesday 8:30am - 5:00pm
Wednesday 8:30am - 5:00pm
Thursday 8:30am - 5:00pm
Friday 8:30am - 5:00pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 3:30pm
Sunday Closed
Last Collection Times
Monday 12:00pm - 3:00pmTuesday 12:00pm - 3:00pm
Wednesday 12:00pm - 3:00pm
Thursday 12:00pm - 3:00pm
Friday 12:00pm - 3:00pm
Saturday Closed
Sunday Closed