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972.484.4900 (DALLAS) 
817.529.1700 (FT. WORTH)


Office Telesystems offers phone system support that includes voice, data and video cabling and cabling infrastructure, system installations, system moves or relocations, maintenance contracts, system re-design and consulting, carrier services such as fiber, PRI, SIP and more. Specialized applications include hotel/motel and assisted living facilities as well as ACD/call center applications and more.  We provide services on Samsung, NEC, Avaya/Nortel, Mitel, Toshiba, Lucent, Panasonic, Nortel/Norstar, Vodavi, WIN, Metropolis Call Accounting as well as other major manufacturers listed in our products section. Nuestros técnicos hablan español!

You can also see our blog page on support and design

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We offer phone system support for any office size from 3-3,000 extensions or more in a single office or multi office environment, VoIP or digital. Equipment options from premise based systems to cloud/hosted VoIP phone systems with application specific features, such as medical phone systems, hotel/motel phone systems and executive suite phone systems.

Maintenance Agreements and Extended Warranty options represent written agreement warranty terms and conditions for phone systems, and response time to phone system failures, either on-site or remotely, during the hours specified under the service plan chosen. One to five year plans are available, for single or multiple office phone systems. Extended warranty is available for new phone system purchases, which includes software upgrades and VIP warranty service. Please contact us for details.

Voice, data and video cabling and cabling infrastructure such as racks, patch panels, ladder racks and vertical/horizontal wire management offer clean, easy to manage wiring networks within your office. Category 5e or 6 cable is utilized, depending on your needs. Coax and other cable is also used for video. Installations of phone system cabling and cable management is handled by our experienced phone cabling technicians. Talk to one our experienced support representatives for a FREE site survey.

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