TSR ComSupply, formerly Telecom Surplus Resources, is a Telecommunications equipment distributor based in Denver, CO. Primarily, we provide products for Outside Plant applications such as fiber optic cable, duct, vaults, outdoor cabinets, -48V DC power systems and other related materials. TSR ComSupply serves many sectors of the Telecom industry including CLECs, independent telephone companies, wireless internet service providers, Broadband/CATV, municipalities, and more. We take pride in serving our extensive and diverse customer base around North America.