Telecommunication Companies

Tellan 1
Tellan 1
Tellan 1TeLLan One supplies our clients with professional, best quality communications and video systems. We carefully design, build and service your firm's telecommunication and video requirements with advanced technology designed for ease of use and future growth. TeLLan One is a Sacramento based business
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California Relay Service-CRS
California Relay Service-CRS
California Relay Service-CRSThe Deaf and Disabled Telecommunications Program (DDTP) is a California State mandated program, administered by the California Public Utilities Commission (CPUC) The DDTP has two components: The California Telephone Access Program (CTAP) which supplies assistive telephone devices, and the California
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O1 Communications
O1 Communications
O1 CommunicationsO1 Communications. Is a telecommunications firm serving enterprise businesses throughout California and carriers in the global wholesale market. O1 supplies wholesale VoIP peering solutions to service providers looking to originate and terminate voice traffic in California. Enterprise voice and data
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Sefnco Communications
Sefnco Communications
Sefnco CommunicationsSEFNCO Communications was established in 1998 by current CEO, Scott Nall. The firm started with four coaxial splicing trucks and a desire to raise the bar on the standard of quality that was being offered in telecommunications construction service. Helping to found the firm were employees that possessed
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Above All Communications
Above All Communications
Above All Communications. Is a leader in the communications market, delivering total solutions to complex infrastructures and communications systems in smart buildings, medium and huge businesses and organizations. Harnessing advanced technologies in business services, Above All Communications. Applications