T-Mobile is the Official Wireless Sponsor of Major League Baseball.

From the first pitch to the last out, T-Mobile is teaming up with Major League Baseball to improve the experience for fans across the nation.  And there's even more in store for fans of the Seattle Mariners, Washington Nationals, Pittsburgh Pirates, Minnesota Twins, Miami Marlins and Tampa Bay Rays.

Check back often for events and special offers from T-Mobile and Major League Baseball that will give fans even more to cheer about.

Your old phone is going, going, gone.

Two years is too long to wait to upgrade your phone or tablet. That’s why we offer JUMP!™, a revolutionary upgrade program that lets you upgrade your device anytime you want. There’s no waiting period and no limits on how many times you can upgrade. All without an annual service contract. Plus, only JUMP! offers peace of mind that your device is protected against loss or damage with premium handset protection and mobile security features.

4 lines. $100. 

An unlimited plan that’s actually unlimited. Only T-Mobile can give you 4 lines with unlimited talk, text and web while on our network with up to 500 MB of high-speed data per line for $100 a month. No annual service contracts to sign. No overages to worry about. A no-brainer, right?

Get to the ballpark and back in one piece—don’t text and drive.

Take the pledge to never text and drive. No text message, email, website or video is worth the risk of endangering your life or the lives of others on the road. Please pledge to never text and drive and please tell others about the dangers of texting while driving.