How Many Lines Can You Have on T-Mobile? (Full Guide)

If you’re thinking about getting T-Mobile, or recently made an account, you may want to know: how many lines can you have on T-Mobile?

Well, I have been researching this question and have found the answer, plus much more, so keep reading to learn what I’ve discovered about this topic!

How Many Lines Can You Have on T-Mobile in 2024?

You can have 12 voice lines and 20 connected device lines on both Magenta and Magenta Max plans through T-Mobile in 2024. However, the T-Mobile Essentials plan only allows a maximum of 6 voice lines with 20 connected device lines. Business accounts can vary in the lines allowed depending on various factors.

Do you want to know more about the lines on T-Mobile, like how much 5 lines will cost? If so, continue reading below, as I’ll tell you all you need to know about this topic!

How Many Lines Can I Have on My T-Mobile One Plan?

If you have a T-Mobile One Plan, you can have 12 voice lines on one account according to an online customer service representative.

Can I Add a Line to My T-Mobile Account?

You can add a line to your T-Mobile account, and it’s easy to do within the T-Mobile app or website by following the steps below:

  1. Go to the T-Mobile website and find your plan to see the cost of another line
  2. Log in to the T-Mobile app or website
  3. Select “Shop”
  4. Select “Add a line”
  5. Figure out whether you want a new phone or just connect a phone you have to a new line
  6. Follow the on-screen prompts to finish your order
  7. Select “Place Order” and that’s all you have to do to add a line to your account

How Much Does It Cost for 4 Lines on T-Mobile?

How Much Does It Cost for 4 Lines on T-Mobile?

To add 4 lines on T-Mobile, the cost will depend on which plan you have, and whether it’s a business plan or regular plan. But, for the 3 unlimited plans, 4 lines will cost the following:

  • Essentials- $120
  • Magenta- $160
  • Magenta Max- $200

How Much Does It Cost for 5 Lines on T-Mobile?

If you want 5 lines on your T-Mobile account, the cost will vary depending on which plan you have, like whether it’s a business plan or unlimited plan.

For example, if you want 5 lines on an unlimited plan, the cost will depend on whether you go with Essentials, Magenta, or the Magenta Max plan, and could cost the following:

  • Essentials- $135
  • Magenta- $180
  • Magenta Max- $230

How Many T-Mobile Free Lines Can You Have?

If you’re a T-Mobile Business customer and pay for two voice lines on specific qualifying plans, you can add another voice line and get the line free after monthly bill credits.

Therefore, you can add two lines and get the third one free up to 12 voice lines total, which is a great deal if you’re on one of the qualifying plans.

Who Can Add a Line on T-Mobile?

If you want to add a line on T-Mobile, you either will need to be the primary account holder or will need to be on the account with full access.

Furthermore, you can give someone full access to the T-Mobile account by completing the steps below:

  1. Log in to your T-Mobile account
  2. Select “Profile” from under your name on the right side of the page
  3. Select “Line”
  4. Input the phone number of the person who you want to have full access
  5. Select “Line Settings”
  6. Click on “Permissions”
  7. Choose “Full Access” to give that person full access to the account

How Many Lines Can You Have on the T-Mobile Military Plan?

You can have up to 12 voice lines and 20 connected device lines on the T-Mobile Military plan, whether you have Magenta or Magenta Max.\

To learn more, you can also read our posts on T-Mobile Magenta, does T-Mobile work in India, and T-Mobile waive activation fee.

Conclusion

You can have up to 12 voice lines and 20 connected devices on T-Mobile Magenta and Magenta Max Unlimited plans, but can have only 6 lines if you’re on the Essentials plan.

However, not all T-Mobile plans allow for 12 lines, so it’ll depend on which plan you choose, and Business plans have varying line maximums that depend on several factors.

Also, the primary account holder can add lines to the account or grant someone on the account full access to add lines.

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Cara Suppa

Cara Suppa has been freelance writing for over a decade and holds a BA in English and an MS in Integrated Marketing Communications. Outside of work, she is an avid cook, gardener, and discount shopper.

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