Post Offices
Post Offices in & near Haddam, Connecticut. Operating hours, locations, phone/fax number, services information.
Haddam Post Office
Post Office in Haddam, Connecticut on Saybrook Rd. Operating hours, phone number, services information, and other locations.
Address: 1050 Saybrook Rd, Haddam, CT 06438
Phone: 860-345-4770
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:00am - 5:00pmTuesday 8:00am - 5:00pm
Wednesday 8:00am - 5:00pm
Thursday 8:00am - 5:00pm
Friday 8:00am - 5:00pm
Saturday 8:45am - 11:45am
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 12:00pm
Sunday Closed
Last Collection Times
Monday 11:00am - 3:00pmTuesday 11:00am - 3:00pm
Wednesday 11:00am - 3:00pm
Thursday 11:00am - 3:00pm
Friday 11:00am - 3:00pm
Saturday 8:45am - 10:30am
Sunday Closed