A call shop is a business that provides physical phones for the purpose of making long-distance telephone calls. There are two main types of call shop payment methods; prepaid and postpaid.
DataTEK GROUP INC este o companie creata in urma cu 8 ani, in Canada, cu scopul de a dezvolta si exploata la maxim oportunitatile oferite de tehnologia VoIP, oferind servicii care se bazeaza pe implementarea optima a tehnologiilor de varf, combinata cu ne
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