Post Offices
Post Offices in & near Coopers Corners, New York. Operating hours, locations, phone/fax number, services information.
Mongaup Valley Post Office
Post Office in Mongaup Valley, New York on State Route 17b. Operating hours, phone number, services information, and other locations.
Address: 933 State Route 17b, Mongaup Valley, NY 12762
Phone: 845-791-5956
Fax: 845-791-5956
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 10:00am - 1:00pm, 2:00pm - 5:00pmTuesday 10:00am - 1:00pm, 2:00pm - 5:00pm
Wednesday 10:00am - 1:00pm, 2:00pm - 5:00pm
Thursday 10:00am - 1:00pm, 2:00pm - 5:00pm
Friday 10:00am - 1:00pm, 2:00pm - 5:00pm
Saturday 9:00am - 12:00pm
Sunday Closed
Lobby Hours
Monday 24 hoursTuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours
Last Collection Times
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 12:00pm
Sunday Closed