Free In-Network Calling
Calls within the operator’s network are absolutely free of charge.
The blacklist represents itself a list or register of entities which are denied privileges, service, mobility, access and admission due to these or other reasons. This function blocks all connections from the subscribers who are in the list.
VIETTEL TELECOM
Viettel Group is one of leading telecom service providers in the world with over 50 million subscribers. Wireless Intelligence has ranked Viettel Group as the 19 th out of 784 biggest telecom service providers in the world regarding the number of subscrib
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United States 1294
India 440
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Canada 348
Bangladesh 338
China 142
Pakistan 134
Australia 133
Spain 123
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