Title: Callisto Communications - Welcome
Description: Callisto Communications, LLC is a marketer specializing in new and refurbished Nortel telecom equipment, Plantronics and GN Netcom headsets, and Polycom audio and video conferencing equipment. We also supply and support MCK/Verso, Avaya, Cisco, Adtran, K
Keywords:Callisto, Callisto Communications, Callisto Communications LLC, St. Louis, Chesterfield, Missouri, telecom equipment, new and refurbished telecom equipment, refurbished telecom equipment, telecom, telephone, telephone systems, customer communications equipment, Nortel, Nortel equipment, refurbished Nortel equipment, MCK/Verso, Avaya, Cisco, Adtran, Kentrox, Toshiba, MCK/Verso equipment, Avaya equipment, Cisco equipment,
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