1. Hanson's Plumbing & Heating Po Box 147, Berthold, ND 58718 Coordinate: 48.3234,-101.80056 Phone: (701) 453-3681
2. Diligent Heating & Air 11400 142nd St NW, Berthold, ND 58718 Coordinate: 48.35679,-101.49924 Phone: (701) 509-7949