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Infrastructure Services

Telephone User Guide


The ISU Information Technology Services system is comprised of a complex multi-vendor solution of hardware, software, and cable plant facilities supporting voice, video, and data communications. The Department of IT Networking and Communications Systems provides hardware and plant facility support, installation, maintenance, and repair for all aspects of networking and telecommunications under the direction of Information Technology Services. Specifically, the department is responsible for telephone services, data networking and transport, the Internet, and plant facilities (backbone infrastructure). The telephone system is a voice-over-IP (VoIP) system. These systems are owned by the University and operated by ITS. The plant facilities are comprised of copper and fiber optic cable. Data network and transport hardware include routers, firewalls, switches, wireless access points, etc.

Below you will find a summary of how to place calls, how to use some of the system features and how to request service. Questions regarding ITS services should be directed to the IT Business Office located in the Red Hill Building, or call extension 2872 or 2873.

Request for Service or Repair

Voice & Data

  • For repair of equipment or lines submit a request online or call the IT Business Office at extension 2872 or 2873. Repairs generally will be completed within 24 hours. 
  • For all new installations, moves, adds, or changes (MAC) to equipment or lines submit a request online or call the IT Business Office at extension 2872 or 2873.


  • Information Technology Services does not charge for their services for ISU University Departments.

Making Calls

On-Campus Numbers From On-Campus:

Simply dial the four digit extension number of the person you are calling (Nxxx).
ISU extension numbers fall between 1000 and 7999.

  • Dial <Four Digit Extension Number>


On-Campus Numbers From Off-Campus:

Dialing Pocatello & Idaho Falls Campus Numbers From The Southeast Idaho Calling Area:

  • Dial 208 + 282 + <Four Digit Extension Number>

Dialing Meridian Campus Numbers from the Boise Local Calling Area:

  • Dial 208 + 373 + <Four Digit Extension Number>


The Southeast Idaho Calling Area Includes:

American Falls, Arbon, Arco, Ashton, Bancroft, Blackfoot, Dayton, Downey, Driggs, Felt, Firth, Franklin, Grace, Grays Lake, Holbrook, Howe, Idaho Falls, Inkom, Irwin, Island Park, Lava Hot Springs, Lewisville, Mackay, Malad, McCammon, Menan, Montpelier, Moore, Paris, Pocatello, Preston, Rexburg, Rigby, Ririe, Riverside, Roberts, Rockland, St. Anthony, Shelley, Soda Springs, Tetonia, Thatcher, Victor and Wayan. 


Off-Campus Numbers From On-Campus:
Call Type Dial Pattern
Emergency 911
Local 8 + 208 + <number>
Long Distance Calls 8 + 1 + <area code> + <number>
800 Numbers
800, 855, 866, 877, 888 etc...
8 + 1 + 8xx + <number>
Idaho Road Report 8 + 511
Idaho Relay Service 8 + 711
Idaho Dig Line 8 + 811
Idaho Care Line 8 + 211


  • 8 + 011 + <country code> + <number>

Directory Assistance:

  • 8 + 411