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Add a line to your account.

Get the most out of your plan when you add a line for friends and family. The more lines you add, the less you pay per line.

Buy a new phone.

Shop for a new phone, see your phone plan cost, and check out device protection.

Shop phones

Bring a phone.

First, see if the phone is compatible with our network. Then, get a T‑Mobile SIM card, and view your new plan cost.

Buy a SIM

Connect a smartwatch.

Shop for a new wearable, add an eligible line, and add device protection.

Shop wearables

Save more when you trade in a phone.

First, find out how much the trade-in is worth. Then, purchase a new phone and send us your trade-in. You'll get money back that can go toward your monthly bill.

Check trade-in value

Here’s the monthly cost when you add a line to your plan.

  Essentials
Up to 6 lines
 Magenta®
Up to 12 lines		 Magenta® MAX
Up to 12 lines
First line $60/mo.
Plus taxes & fees		 $70/mo.
Taxes & fees included		 $85/mo.
Taxes & fees included
Add a line +$30/line/mo.
Plus taxes & fees		 +$50/line/mo.
Taxes & fees included		 +$55/line/mo.
Taxes & fees included
Additional lines (3-8)
(Maximum 6 lines for Essentials)		 +$15/line/mo.
Plus taxes & fees		 +$20/line/mo.
Taxes & fees included		 +$30/line/mo.
Taxes & fees included

AutoPay discount requires bank account or debit card, up to 8 lines, otherwise $5/mo per line. For Essentials, Monthly Regulatory Programs (RPF) & Telco Recovery Fee (TRF) totaling $3.49 per voice line ($0.50 for RPF & $2.99 for TRF) and $1.40 per data only line ($0.12 for RPF & $1.28 for TRF) applies; taxes/fees approx. 4-38% of bill. For Magenta® and Magenta® MAX , sales tax & regulatory fees included in monthly service price. See in-store materials for specifics in your state. Want more than 8 lines? Contact us.

Take the next step.

Add a line in person.

Find a store

Manage online activity with FamilyMode®

Check it out

Got Questions?

  • At T-Mobile, support is available, when you need it, how you need it: through our website, our app, via call, chat, or visit to your local store. Our customer support team, including your Team of Experts, is ready to assist with all levels of your support needs.

    Customer Care representatives are available daily from 4 a.m. to Midnight PT, with your Team of Experts being available between the hours of 7am to 9pm local time.

    If you are calling our customer support team from a phone other than your T-Mobile phone, call our toll-free number (1-800-937-8997) and enter your T-Mobile phone number when prompted.

  • Absolutely. All T-Mobile for Business customers are assigned to a Team of Experts.

  • Your Team of Experts is available between the hours of 7 a.m. and 9 p.m. local time. Simply dial 611 from your T-Mobile phone, or use two-way messaging on MyT-Mobile.com, via the T-Mobile App, or iMessage through Apple Business Chat. When you call customer support, we’ll first try to connect you with your Team of Experts, but you may be connected to another care support team to assist you as we want to make sure you get help as fast as possible.

  • Yes. Team of Experts is available in Spanish and there is a Team of Experts assigned to the Puerto Rico region.

  • Not a penny. Team of Experts is included for free for all T-Mobile postpaid accounts as part of your customer support team.

  • Your Team of Experts is assigned based on your regional area. This lets us build expertise based on that area's specific needs. If you're not happy with your Team of Experts, let us know and we'll work with you to resolve the issue.

  • The SIM card, including a Nano SIM card with micro- and standard-SIM adapters, is how your phone gets its assigned phone number. The card works with an unlocked, T-Mobile compatible GSM phone. There is no SIM card activation required. Once you receive your SIM card in the mail, simply slip it into your phone and you're ready to go. To activate your device, dial 1 (800) 937-8997 from a separate phone to contact T-Mobile customer service.

  • The SIM card, including a Nano SIM card with micro- and standard-SIM adapters, is how your phone gets its assigned phone number. The card works with an unlocked, T-Mobile compatible GSM phone. There is no SIM card activation required. Once you receive your SIM card in the mail, simply slip it into your phone and you're ready to go. To activate your device, dial 1 (800) 937-8997 from a separate phone to contact T-Mobile customer service.

  • Yes, if your device uses technology that’s compatible with the T-Mobile network. Refer to the device manufacturer’s website for details. If you have questions, take your device to the nearest T-Mobile store, message us on this page, or call us at 1-800-937-8997.