Post Offices

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

Osweg Post Office

Post Office in Oswego, Kansas on 4th St. Operating hours, phone number, services information, and other locations.

Address: 819 4th St, Oswego, KS 67356
Phone: 620-795-4532
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:30am - 12:30pm, 2:00pm - 4:15pm
Tuesday 8:30am - 12:30pm, 2:00pm - 4:15pm
Wednesday 8:30am - 12:30pm, 2:00pm - 4:15pm
Thursday 8:30am - 12:30pm, 2:00pm - 4:15pm
Friday 8:30am - 12:30pm, 2:00pm - 4:15pm
Saturday 8:30am - 10:30am
Sunday Closed

Lobby Hours

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

Last Collection Times

Monday 9:30am - 12:30pm, 2:00pm - 4:00pm
Tuesday 9:30am - 12:30pm, 2:00pm - 4:00pm
Wednesday 9:30am - 12:30pm, 2:00pm - 4:00pm
Thursday 9:30am - 12:30pm, 2:00pm - 4:00pm
Friday 9:30am - 12:30pm, 2:00pm - 4:00pm
Saturday Closed
Sunday Closed