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