Welcome to the T-Mobile Sales Marketing Portal!

B2B and Retail Channel Login Instructions:
Please use your P-number (without the 'P') as your username.
Your initial password will be 'welcomeu'. Please change your password after logging in to the site.

Retail Partner Sales Channel Login Instructions:
Contract Holders please use your Dealer Code as your username.
Your initial password will be 'welcomeu'. Please change your password after logging in to the site.

New User or Having Trouble?
If you are having trouble accessing the site or if you are a new user, please contact the T-Mobile Ad Builder Support team at 800.750.9190 or send an e-mail to
B2B users only: B2Btmobile.support@brandmuscle.com
All other users: tmobile.support@brandmuscle.com