Three Rivers Human Service Zone


Serving Grant, Morton and Sioux counties

Director: Dennis Meier (Based in the Mandan office)

To APPLY for Medicaid, SNAP, child care assistance, heating assistance and TANF or to report changes to your case, go to

You can also apply for these programs, report changes or get answers to questions about economic assistance programs by contacting:

Customer Support Center
(toll-free) (866) 614-6005
Fax: (701) 328-1006
Mail: Customer Support Center, P.O. Box 5562, Bismarck, ND 58506


Grant County office
106 2nd Avenue NE
PO Box 278
Carson, ND 58529
Phone: (701) 622-3706
Fax: (701) 622-3045
711 (TTY)

Hours: M - F, 7:30 to 4:00 Mountain Time