Home | ND | L | Langdon | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Simplot Grower Solutions 120 5th Ave Langdon, ND 58249 Phone : (701) 256-2815 Schools 721 11th Ave Langdon, ND 58249 Phone : (701) 256-3270 Farmers Union Oil Co Langdon, ND 58249 Phone : (701) 256-5120 American Cancer Society Cavalier County Unit Cavalier County Nurs Langdon, ND 58249 Phone : (701) 256-2402 Cavalier County Of--coffee Bar Court House Langdon, ND 58249 Phone : (701) 256-2315 Cavalier County Of--hannah Langdon, ND 58249 Phone : (701) 283-5132 Cavalier County Of--munich Langdon, ND 58249 Phone : (701) 682-5269 Sheriffs Office Emergency Dispatch Numbers--cavalier County Langdon, ND 58249 Phone : (701) 256-2311 Sheriffs Office Emergency Dispatch Numbers--cavalier County Langdon, ND 58249 Phone : (701) 256-2555 Sheriff--cavalier County Sheriff Langdon, ND 58249 Phone : (701) 256-2555