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

Android short codes: the basics Android secret short codes are numbers you dial to access hidden menus or actions on your phone.

There's a hidden language that's part of the GSM standard that can unlock hidden features on your smartphone. You can dial ...

Enabling Call Forwarding With Dial Codes If you can't find the call forwarding option in the Phone app, you can also set up call forwarding using short codes on your Android phone.

Google has started rolling out customizable calling cards for the beta versions of its Contacts and Phone apps.