Are you a current Tello customer exploring different wireless options and thinking of making the switch to Ultra Mobile? Well, it’s Ultra-easy! Below, we’ll dive into how to make the switch from Tello to Ultra Mobile.

Why Switch to Ultra Mobile

Before we begin, you might be wondering why you’d want to make the switch from Tello to Ultra Mobile. There are tons of reasons it makes sense to join the Ultra family:

  • We offer Multi-Month Plans: You can choose from 1, 3, 6, or 12 months at a time. The more you buy, the more you save.
  • Free International Features: Ultra Mobile Plans include Unlimited Talk to 90+ International Destinations, Unlimited Global Text and Unlimited Talk & Text in Mexico and Canada.1 In comparison, Tello only offers Free International Calls & Texts to 60+ countries.2
  • Reliability on the T-Mobile 5G Network: Stay connected thanks to America’s largest 5G network. Currently, T-Mobile provides 4G LTE coverage to 99% of Americans and 5G coverage to 98% of Americans.3
  • Flexible Purchase Options: Whether you want to purchase online or prefer in-store help, Ultra has you covered.
  • Free Wi-Fi Calling & Mobile Hotspot: Every Ultra Mobile Plan comes with Wi-Fi Calling and Mobile Hotspot at no additional cost.4
  • Amazing Customer Support: We have an incredible support team currently boasting an average Customer Satisfaction Score of 97%.5

How do I switch from Tello to Ultra Mobile?

Making the switch to Ultra Mobile from Tello can be finished in just a few minutes with these easy steps.

1. Prepare for the Switch

First, check that your phone is compatible with Ultra Mobile and that we have coverage where you need it most. For in-depth help, here’s our how to switch to Ultra Mobile landing page.

2. Bring Your Own Phone 

If you see that your phone is compatible and want to bring your own phone with you to Ultra, make sure it’s unlocked. 

3. Bring Your Own Number or Get a New One

f you want to bring your own number over to Ultra, make sure you have active service with Tello until your Ultra activation is complete. Then, gather these essential details:

  • Account Number:
    1. Log in to your Tello account via desktop (your account number is not available in the mobile app)
    2. Go to the Porting tab
    3. Under Port Out, click Information, then Retrieve Port Out Information
    4. Your Account Number will appear on this page
  • Tello Port-Out PIN:
    1. In the same Port Out section, click Generate Temporary Port Out PIN
    2. A unique, time-sensitive PIN will be displayed. Write it down or copy it carefully, because you’ll need this PIN when you activate your Ultra Mobile SIM or eSIM to transfer your number.

If you want a new phone number, then all you need to do is provide us with your home ZIP code at activation so we can generate one for you based on your location.

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“NOTE”

Make sure you don’t cancel your Tello service before the port completes, because doing so may cause you to lose your number. Also double-check that the account holder name and billing ZIP code match exactly when entering your port details with Ultra Mobile.

4. Choose the best plan for you

We have a wide range of flexible data options plans, from 500MB to Unlimited. If you’re not sure what is right for you, take a look at how our plans work or take our quiz to find the right plan for you.

5. Choose your SIM Preference 

Choose from a physical SIM, which will be delivered to your door in a few days, or choose eSIM, which can be activated instantly. Check your eSIM compatibility.

6. Activate 

Head over to my.ultramobile.com/activate to start the activation process. For a step-by-step guide, here’s our blog on how to activate and our how to activate landing page.

Ready to Switch from Tello?

Now you know all of the steps necessary to switch from Tello to Ultra Mobile and enjoy all that benefits that Ultra has to offer, like flexible purchase options, Multi-Month Plans, free International Calling and award-winning Customer Care. Make the switch today to join the Ultra family!

Explore Ultra Mobile Plans

1 Unlimited Talk & Text in Mexico & Canada: Select plans only; no international data roaming included; not for extended international use. INTL 90+: See www.ultramobile.com/international-calling/ for destinations; list subject to change.

 2 Free international calls and texts available to 60+ countries; see www.tello.com/international-calling for current list of included destinations. List subject to change. Standard rates apply for calls or texts to destinations not included.
3 5G access req’s capable device & SIM w/in appropriate coverage area. Actual availability, speed & coverage may vary

4 Capable device required. Actual availability, speed & coverage may vary. Heavy data users (>35GB/mo.) may notice slower speeds when our network is busy. Includes up to 10GB hotspot on Unlimited (20GB on Unlimited+). Videos stream at ~480p. 

5 November 2025