PHONE UPGRADE | TCEC is upgrading its phone system to better serve our members. Our after-hours service will be answering the phone beginning at 3 p.m. on Tuesday, March 9. Please call 918-276-1121 between 3 p.m. and 7 p.m. on Tuesday to reach an operator. They will take outage reports and messages for the member service team as needed. Thank you for your patience during this time.