Use these codes to forward calls, pay your bill, check balances, etc. Some of the codes work only on certain carriers or devices. One of the codes also might erase your data, so use with caution. I've ...

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 ...

Ian Campbell is a reporter based in San Diego who writes features, interviews, guides and reviews for Pocket-lint. Before he spent his days covering great products for Pocket-lint readers, Ian was an ...