Fax, SMS, Callback, Callthru, SIP-Calling worldwide.
Installation and maintenance of easy to complex Asterisk servers. Hosting of Asterisk Servers.
Founded in 1999, our company offers all service around fax, sms, callback, voip and sip for retail and wholesale
Kolk Group is the carrier of international long distance telephone calls. We are here to serve you with the most modern communications technology available. Our mission is to bring value to our customers and oru partners.Read more