Trinity Valley Electric Cooperative, Inc » MEMBERSHIP DIRECTORY Go back to directory. Add to Address Book. Trinity Valley Electric Cooperative, Inc Trinity Valley Electric Cooperative, Inc Contact: Bibbi Byford Kaufman TX 75142 work Work Phone: 800-766-9576work Work Fax: 972-932-6876workfax Work Email: bobbi@tvec.netINTERNET Website: TVEC Categories: SILVER MEMBER, UTILITIES Updated 2 years ago. Share