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Nortel over the years has been one of the most well-known brands in telephone systems. Although Nortel no longer exists their systems are still being used heavily. Houston Business Telephone & VoIP Business Phone Systems supports still sells Nortel replacement phones, cards, systems and more for popular systems such as the Nortel Norstar, Nortel Meridian, BCM50, BCM 100, MICS, CICS.


Panasonic has been an industry leader for Business Telephone Systems for years Houston  Business Telephone Systems has been one of their strongest partners dealing with their legacy/end of life systems such as the KX-TDA 30, KX-TDA 50, KX-TDA 100 and others, Plase reach out to wih any service, repair, or replacement part needs.


While Avaya is still around and as strong as ever they have a few systems they now end life but those systems still need service and replacement phones Avaya Partner ACS Small Business Phone, and the Deinity Systems for enterprise. Houston Business Telephone System can handle all of your needs for both, please reach out for any assistance needed with these phone systems. Please note the Avaya Partner was once the Lucent Partner system as well as the ATT Partner system Toshiba Toshiba system support and refurbish equipment available for the Toshiba Strata and more. Give us a call for any assistance needed. We service the Strata, among other systems such as the CTX 100, CIX 100, CIX 670.


Over the years Samsung established themselves in the business telecommunications phone systems as leaders.Huston Business Telephone Systems is certified and experienced in servicing and supporting the Office Serv, DCS series phone system and telephones.. For assistance with your Samsung phone system please reach out.


There’s no bigger name in the world of hotel phone systems than Mitel, and no other company better than Ohio Telephone Systems to assist and Avaya. The NEC SV8100, SV9100, SL1100. SL 2100 are just a few systems Houston Business Telephone Systems holds certifications in and years of hands-on experience. lease reach out to learn how we can assist you and your business with the NEC line of phone systems.

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