Federal Government
800 9Th Ave E
Langdon - ND
(701) 256-5521
Federal Department of Transportation
10424 Highway 5
Langdon - ND
(701) 787-6540
State Government
9272 107th Ave NE
Langdon - ND
(701) 256-2582
Federal Department of Transportation
10424 Highway 5
Langdon - ND
(701) 256-3454