Post Offices
Post Offices in & near Byrnes Mill, Missouri. Operating hours, locations, phone/fax number, services information.
House Spring Post Office
Post Office in House Springs, Missouri on Gravois Rd. Operating hours, phone number, services information, and other locations.
Address: 4650 Gravois Rd, House Springs, MO 63051
Phone: 636-671-1384
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 4:30pmTuesday 8:30am - 4:30pm
Wednesday 8:30am - 4:30pm
Thursday 8:30am - 4:30pm
Friday 8:30am - 4:30pm
Saturday 8:30am - 11:30am
Sunday Closed
Lobby Hours
Monday 4:00pmTuesday 4:00pm
Wednesday 4:00pm
Thursday 4:00pm
Friday 4:00pm
Saturday 12:30pm
Sunday Closed
Last Collection Times
Monday 8:30am - 2:00pmTuesday 8:30am - 2:00pm
Wednesday 8:30am - 2:00pm
Thursday 8:30am - 2:00pm
Friday 8:30am - 2:00pm
Saturday Closed
Sunday Closed