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I’m a Sprint customer, and I received a T-Mobile SIM card.

To activate your new SIM, select the option below based on how you received it. Choosing the right option ensures your activation goes as smoothly as possible.

I received a SIM card without a sleeve.

If you have a new device and need to activate your T-Mobile SIM card, visit www.sprint.com/activate.

If you are changing the SIM card in your current device, visit www.sprint.com/simswap.

I received a SIM card in a magenta sleeve.

If you received a T-Mobile SIM in the packaging shown above, please follow the enclosed instructions or visit www.sprint.com/sim to activate.

If you need additional help, contact us.