911 Answering Center: MAHNOMEN COUNTY SHERIFF'S OFFICE 311 NORTH MAIN STREET PO BOX 440 MAHNOMEN, MN 56557 24-hr. Telephone: (218) 935-2255 | State Patrol District: Minnesota State Patrol- NW MN Districts Regional Transportation Management Center - RTMC 1500 West County Rd B2, Room 320 Roseville, MN 55113-3174 24-hr. Telephone: (651) 582-1292 |