Post Offices

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

Union Grov Post Office

Post Office in Union Grove, Wisconsin on Main St. Operating hours, phone number, services information, and other locations.

Address: 830 Main St, Union Grove, WI 53182
Phone: 262-878-1100
Fax: 262-878-0201
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 9:00am - 1:00pm, 2:00pm - 5:00pm
Tuesday 9:00am - 1:00pm, 2:00pm - 5:00pm
Wednesday 9:00am - 1:00pm, 2:00pm - 5:00pm
Thursday 9:00am - 1:00pm, 2:00pm - 5:00pm
Friday 9:00am - 1:00pm, 2:00pm - 5:00pm
Saturday 9:00am - 11:00am
Sunday Closed

Lobby Hours

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 11:00am
Sunday Closed

Last Collection Times

Monday 9:00am - 1:00pm
Tuesday 9:00am - 1:00pm
Wednesday 9:00am - 1:00pm
Thursday 9:00am - 1:00pm
Friday 9:00am - 1:00pm
Saturday Closed
Sunday Closed