Adding a line or device to your account is easy. Let us show you how.
Find the right plan for you and see how much a new line will be based on your plan.
- For businesses with 21+ lines, contact Business Customer Service and we'll get you up and running in a jiffy.
Only the Primary Account Holder and those with Full Access to the account can add lines, and the account must be current. Ready to add a line or device to your account? Get started on T-Mobile.com!
- Log in to the T-Mobile app or T-Mobile.com.
- (App only) Tap SHOP, and then tap Add a line.
- (T-Mobile.com only) Click Add a person or device to my account in the “I want to…" section.
- Select your device.
- Select your color, memory variant, and pricing option, and click Add to a new line.
- Make or review plan selections and click Add a new line.
- Select Yes, I want to trade in a device if you would like to trade in a device. Otherwise, select No thanks, skip trade-in.
- Enter the trade-in device information (dial *#06# to get your phone's IMEI, or find it in phone settings), then click Continue.
- Provide information on the condition of your trade-in, then click Continue.
- Click Trade in this phone.
- Select Continue, or select No, I’ll take my chances to opt out of insurance.
- Confirm your order details and pricing, then click Continue to shipping.
- Select your shipping method and review the address section. Edit the address if necessary, then click Continue to payment.
- Enter your payment details and check the Customer Agreement box to confirm consent of the T-Mobile Terms and Conditions, then select Accept & Continue.
- Sign your EIP (Equipment Installment Plan) agreement if you are financing your device with T-Mobile.
- Click Submit order.
- Log in to the T-Mobile app or T-Mobile.com.
- (App only) Tap SHOP, and then tap Add a line.
- (T-Mobile.com only) Click Add a person or device to my account in the “I want to…" section.
- Select your device type.
- Select the option to bring your own device.
- Review plan selections and select Add a new line.
- Confirm your order details and pricing, then select Continue to shipping.
- Select your shipping method and review the address section. Edit the address if necessary, then select Continue to payment.
- Enter your payment details and check the Customer Agreement box to confirm consent of the T-Mobile Terms and Conditions, then select Accept & Continue.
- Select Submit order.