T-Mobile has roots that date back over a decade. It was founded by John Stanton and has its headquarters in the state of Washington. T-Mobile makes it very easy to activate your new phone and SIM card online. NOTE: please visit the site directly to find more detail and verify all the information provided. We have provided a quick “how to” activation guide below for you to activate your new T-Mobile SIM Card online.

how to activate – T-Mobile SIM Card online

what you need:

  • internet access
  • a valid T-Mobile phone and T-Mobile SIM card
  • the box your phone came for SIM number or you can call *#06#
  • a T-Mobile activation card which may be bought online
  • phone serial number found in your Settings/General/About section of the phone
  • other information

what to do:

  • visit www.t-mobile.com/activation
  • be sure to insert your SIM card in the back of your phone behind your battery if you have not already done so
  • click on the pink “GET STARTED” button
  • type in your activation code in the space provided
  • type in your T-Mobile SIM card serial number in the space provided
  • type in the phone serial number in the space provided
  • click on the “Next” button
  • provide all the requested and required information on the “Set up your account” page and continue forward
  • provide all the requested and  required information on the “Select your plan and services” page and continue forward
  • provide all the requested and required information on the “Review your selection” page and continue forward
  • provide all the requested and required information on the “Fund your account” page and continue forward
  • continue until you receive your activation confirmation