Tri-State Generation and Transmission Assoc. Inc
Contact Information
Physical Address:
1100 West 116th Avenue
Westminster, CO 80234
Mailing Address:
PO Box 33695
Denver, CO 80233
Phone: (303) 452-6111
Executive Fax: (303) 254-6007
Service Areas
Tri-State Generation and Transmission Association provides electric power to 44 distribution cooperatives in Colorado, Nebraska, New Mexico and Wyoming, which serve over one million consumers.
Please note that forms, rates and rules not listed in numerical order were cancelled.