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Community Anchor Institutions

Includes schools, libraries, museums, hospitals, municipalities, and other not for profit organizations. 


Service Providers

Includes providers reselling services to commercial clients within the ICN service area.



 Communications Management Center

CMCThe Communications Management Center (CMC) is our 24/7 helpdesk. CMC staff monitor the network backbone, customer connections, respond to alarms and customer calls. The CMC is your first point of contact for reporting network problems and initiating technical support for your ICN connection.
Springfield - 217-524-DoIT (217-524-3648)
Chicago - 312-814-DoIT (217-814-3648)
Option 2

Regional Technology Centers

RTCThe Regional Technology Centers (RTCs) are strategically placed around the state to provide local customer support. RTC staff provide consultation services and a wide range of advanced technical support.

Visit the Support page for a listing of RTC offices near you.

Interested in a service?

If you have a specific question regarding an ICN service, please provide the following information, and we will respond to your inquiry.
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