For example, if you're composing a message to a T-Mobile user, the address needs to look like this: 10-digit-cell-phone-number@tmomail.net. For a complete list of carriers and formats, check out ...

KSL NewsRadio is using what's called an SMS short code. Short codes are five- or six-digit numbers that can be used to send and receive texts.

Martin Lewis has advised his followers to carry out a 'cheeky' test by sending a text to a five-digit number, which could lead to substantial savings. The money-saving guru believes there are ...