List of clones from operator VOIP telephony Dellmont SARL added a new provider CallingCredit. CallingCredit offer the best rates for calls to more distances. The cost of calls in many countries begins with a one euro cent. Official website: www.callingcredit.com. All countries Calling rates on page: http://www.callingcredit.com/en/calling-rates-a-all.html