Post Offices

Post Offices in & near Portage Des Sioux, Missouri. Operating hours, locations, phone/fax number, services information.

Elsah Post Office

Post Office in Elsah, Illinois on Mill St. Operating hours, phone number, services information, and other locations.

Address: 48 Mill St, Elsah, IL 62028
Phone: 618-374-2491
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 12:00pm - 4:00pm
Tuesday 12:00pm - 4:00pm
Wednesday 12:00pm - 4:00pm
Thursday 12:00pm - 4:00pm
Friday 12:00pm - 4:00pm
Saturday 10:00am - 12:00pm
Sunday Closed

Lobby Hours

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday Closed

Last Collection Times

Monday 3:30pm
Tuesday 3:30pm
Wednesday 3:30pm
Thursday 3:30pm
Friday 3:30pm
Saturday 11:30am
Sunday Closed