Post Offices in & near Groton, South Dakota. Operating hours, locations, phone/fax number, services information.
Post Office in Groton, South Dakota on N Main St. Operating hours, phone number, services information, and other locations.
Address: 201 N Main St, Groton, SD 57445
Phone: 605-397-2707
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
