Post Offices

Post Offices in & near Campbell, Michigan. Operating hours, locations, phone/fax number, services information.

Rock Post Office

Post Office in Rock, Michigan on W Maple Ridge 37th Rd. Operating hours, phone number, services information, and other locations.

Address: 3980 W Maple Ridge 37th Rd, Rock, MI 49880
Phone: 906-356-6317
Fax: 906-356-9041
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 7:30am - 12:30pm, 1:00pm - 2:00pm
Tuesday 7:30am - 12:30pm, 1:00pm - 2:00pm
Wednesday 7:30am - 12:30pm, 1:00pm - 2:00pm
Thursday 7:30am - 12:30pm, 1:00pm - 2:00pm
Friday 7:30am - 12:30pm, 1:00pm - 2:00pm
Saturday 8:00am - 10:00am
Sunday Closed

Lobby Hours

Monday 2:15pm
Tuesday 2:15pm
Wednesday 2:15pm
Thursday 2:15pm
Friday 2:15pm
Saturday 10:00am
Sunday Closed

Last Collection Times

Monday 8:00am - 10:30am
Tuesday 8:00am - 10:30am
Wednesday 8:00am - 10:30am
Thursday 8:00am - 10:30am
Friday 8:00am - 10:30am
Saturday Closed
Sunday Closed