Despite the ever increasing cut-throat competition in the market of mobile network providers, today still making international calls are an expensive proposition for the normal middle class families. However with callback service worries are nearing to their end. It is because this service is specially started to serve the people who cannot afford to make daily calls to their families, friends and relatives sitting far away from them. Another important feature of this international callback service is that it can be operated from mobile phones as well as from the fixed land line phones. What more is attractive about this international callback service is that the users is not charged unnecessarily. It means that the system or the mode of operation of this service is very transparent and the users are not asked to pay any thing more then for what they have used for.

These callback service can be classified into three different types. First, the normal callback service, second, short messaging call back (sms callback) service and last but not the least the Internet call back service. In normal call back service the user will have to call their service provider. The service provider will give the user an absolutely different phone numbers. After that the user just needs to dial that absolutely different number from his own personal telephone and after that their account will get activated. In the second method ie the short messaging or the SMS method the user will just have to send a SMS to the network provider to activate the account and then he can make the call from his mobile phone. The last method is the Internet callback service. Under this method the users just need to activate his account by logging on to the website provided by the network providers. After that the user just need to enter his unique phone number and the number to which he wants to make the call at the prescribed place. The network provider will then connect the user to the desired number.

Some of the advantages that the users of these call back services enjoy are as follows-

1.First, though from name it may sound a service that is very difficult to avail but in reality this service is very easily available at every place. These sevices are made available by every famous network service provider.
2.The fair and reasonable charges are the second USP of this service. The customer does not feels in any way that he has been cheated in any possible way.
3.Third, for availing this international call back service the users need not to pay any kind of hidden charges, rentals or processing fees.
4.Fourth, the quality of callback service is very high. Hence the users don't get a disturbances in the mid of call session.

Thus it is very clear that international callback service is the cheapest and safest method of remaining in touch with the near and dear ones across the globe.