A2Z Trading A.G. Switzerland
- International VoIP Wholesale Provider
- H.323 VoIP Gateway
- Clarent
- Custom Open Source Billing Solution
Numbers starting with 0800, 800, 1-800 are usually toll-free for the caller; the called party, however, has to cover the charges on those calls.
Ecco Comunicacoes
A ECCO Comunicações, é o provedor de serviço para comunicação via IP(Internet Protocol) com alta qualidade.
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