VIVA offers IP based Converged Communications Solutions. You may contact VIVA for SIP Trunking, IP PBX & PSTN integration, MS OCS & IP PBX integration, Managed VoIP and ''''Secure'''' VoIP.
Transcom VOIP is a full voip DID and retail / business provider established in 1993 with a feature full service and free calling plans.
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