How to Send SMS to a T

1. Use your wireless handset from any carrier to send your friend a text message. Create a new text message and enter his phone number into the 'Recipient' slot. Hit the 'Send' button to send the message.
2. On the My T-Mobile website, enter your phone number and password to log in, then click the 'Connect and Share' tab. Find and click 'Send a Text Message,' enter your friend's phone number and your desired message, then click 'Send.'
3. Use any of the free online SMS services to send web-based messages without the use of a cell phone. Make sure and select 'T-Mobile' as your friend's service provider if it's not already selected for you.