Telephone Systems

We service & sell more than 1,300 brands of telephone systems including NEC, Norstar, Polycom, Plantronics, Avaya, Vodavi, Lucent Technologies, Vertical, Comdial, Macrotel, Mytel and Panasonic.

Technical Support — Bloomington, IL — Independent Telephone Service

Telephone Systems - Sales, Service & Free Tech Support

Independent Telephone Service offers a comprehensive range of services related to telephone system sales, telephone system installation, telephone system tech support, and telephone system service. Whether your telephone system is just a few phones for a small business or thousands of phones for a large corporation, Independent Telephone Service has you covered. Our Certified Telephone System experts specialize in working with businesses and organizations with most any telephone system need in Bloomington, IL, Peoria, IL, Champaign, IL, Springfield, IL and across central Illinois. We also frequently sell and service phone systems or provide telephone system support for organizations across all of Illinois, Indiana, Wisconsin and Iowa.

  • Voice Over Internet Phone Systems (VOIP)
  • Conference Systems
  • PA Systems
  • Voice Mail Systems
  • Computer Networking
  • Phone - Computer Integration
  • Voice / Data / Fiber Optic Cabling
  • Remote Programming of Phone Systems
  • Phone Systems with on-hold music or messages
  • Phone Systems with Remote Access
  • Secure Phone Systems
  • Security Cameras

Our Products Include:

34-Button Backlit Display Telephone with Speakerphone

34-Button Backlit Super Display Telephone with Full-Duplex Speakerphone

60-Button DSS Console

Polycom Conference Systems

Polycom Audio Solutions for Conference Rooms


VoIP Desk Phones

Plantronics Speaker Phones

Plantronics Bluetooth Headsets For Business

Plantronics Wireless Headsets For Business

Plantronics Corded Headsets For Business

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