COMTALK delivers DID/DDI numbers & termination in Denmark (but also most of the world) We offer SIP and are also MVNO, which means low cost calls to the Danish Celluar networks
COMTALK delivers DID/DDI numbers & termination in Denmark (but also most of the world).
We offer SIP and are also MVNO, which means low cost calls to the Danish Celluar networks
CallExchange provides companies looking to enter the retail telecommunications business a turnkey solution to rapidly and cheaply deploy prepaid and postpaid calling cards and accounts, as well as VoIP softphones and customer premise equipment.
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