Tri-state Air Duct Cleaning Po Box 1241 Fargo, ND 58107 Phone : (701) 234-9555 Business Category Air Duct Cleaning Tri-state Air Duct Cleaning 2616 39 1/2 Ave S Fargo, ND 58104 Phone : (701) 234-9555 Business Category Building Cleaning & Maintenance Services Ventilating Systems Cleaning Air Duct Cleaning Furnace Cleaning & Repairing Plumbing Heating & Air-Conditioning