Offering communication phone systems for both large and small businesses. Harwood Heights
Applied Communications Group
Supply, design, and installation of communication cabling systems. Roselle
Bishop Computer Corp.
Avaya telephone system service, IP Office, cabling, Network troubleshooting and installations. Hoffman Estates
Commercial Telephone Systems
Sales and service of Telephone systems, serving a 100 mile radius from the St. Louis Arch. Granite City
Contractor specializing in optical fiber and high-speed copper network cabling for CCTV, Access Control and telephone systems. Elk Grove Village
Converged Communication Systems
Installation, service and maintenance. Focused on business telephone systems, Voip, IP office and internet. Evanston
D & S Communications
Communication systems and service for the secondary market. Elgin
Dial-A-Tech Communications, Ltd.
Sales and service of business telephone systems in and around the Chicago area. Chicago Ridge
Donovan Consulting & Telephone Repair
Sales and servicing Voip from Nortel, Mitel, Allworx, Vertical and other telephone manufacturers in and around the Rockford, IL area.
Prime Telecommunications, Inc.
Providing business telephone and voice-data systems to the greater Chicago area.
Technology Solutions Group, Inc.
Provider of voice and data solutions, telephone, voicemail, call center and IP located in Wheaton.
Buy and sell and install new, used, refurbished business telephone equipment.
Sales and service on business telephone systems. Gurnee
Provides telecommunication services to the greater Chicago area. Offerings include phone systems, voice and data cabling, VoIP, and paging.
Last update:September 8, 2014 at 12:54:07 UTC