A2Z Trading A.G. Switzerland
- International VoIP Wholesale Provider
- H.323 VoIP Gateway
- Clarent
- Custom Open Source Billing Solution
Calls within the operator’s network are absolutely free of charge.
Callip Teletel
Call Ip is a SIP to PSTN wholesale service provider, offering private label telecom operators and excellent Direct Retail termination rates to Argentine, Brazil, Chile, Perú and Spain.
Our Offer:
Direct Termination. (White)
Interconnections with
Top countries:
United States 1294
India 440
United Kingdom 425
Canada 348
Bangladesh 338
China 142
Pakistan 134
Australia 133
Spain 123
Russia 114View all countries