You may need to find out what is the international code of the country you are calling in case you want to make an international call. Here is the exhaustive list of the country code.

By entering certain strings of numbers and symbols into your phone's dialer, you can gain access to a world of hidden ...

There's a hidden language that's part of the GSM standard that can unlock hidden features on your smartphone. You can dial codes to check your bill, data usage, forward calls, hide your caller ID, and ...

Short codes for Android smartphones can be used in several way, from pulling up information about the device, to communicating with the network service provider, as well as quickly accessing functions ...