Call-Back is
when the initiator of a call immediately calls back for the second time as a
response.
Telecentro Co., Ltd
For over 12 years, We''ve been doing VoIP in Korea and we can do global business with you successfully.
Read moreTop 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