Information Technology Operations (ITO)
Telephone Services
New: TMCC Unified Messaging Password Reset Instructions ![]()
To receive new service or a change in existing service, a Help Desk Request is needed. To determine your needs, you may contact our Help Desk. See complete details and procedures on receiving telephone services.
If you are expecting a large move or change please notify us in advance as soon as possible, minimum of 10 days.
- Available Phone Features
- Dialing Instructions
- Procedure for Dealing with Harassing Phone Calls
- Troubleshooting Phone Problems
- Telephone Equipment Description
- Voice Mail
Related Documents and Web Pages
- Begin Phone Service Instructions
- TMCC AT&T Connectivity
- TMCC PBX System Diagram
- White and Yellow Pages
TMCC's telephone system is a state–of–the–art, digital PBX.

