Post Offices in & near Kampeska, South Dakota. Operating hours, locations, phone/fax number, services information.
Post Office in Watertown, South Dakota on E Kemp Ave. Operating hours, phone number, services information, and other locations.
Address: 405 E Kemp Ave, Watertown, SD 57201
Phone: 605-886-7765
Fax: 605-357-4906
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
