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Ultra Mobile SIM Card Starter Kit

Bring your own phone to Ultra Mobile

Ultra Mobile SIM Card - HorizontalUltra Mobile SIM Card - Vertical
Customize your data plan
$10/mo*See Deal* 33% Off First Month

Ultra Mobile SIM card description

  • Coverage provided on the nationwide T-Mobile network

  • Prepaid service - no contract, credit check, or activation fee

  • Bring your own compatible GSM phone or buy one from Ultra Mobile

  • Mobile hotspot use supported

  • Unlimited global texting and unlimited calling to 80+ countries

  • International roaming credits available in $5, $10, or $20 denominations

  • International plan tier comes with uTalk - a feature that gives you up to 1250 bonus minutes to your choice of 39 additional destinations

  • Customer service available by phone, email, and chat from 6am to 6pm every day

Ultra Mobile SIM card specifications

Ultra Mobile SIM card data plans





250MB Data



$10** 33% Off First Month

2GB Data



$14** 26% Off First Month

3GB Data



$20** 17% Off First Month

6GB Data



$24** 17% Off First Month

15GB Data



$30** 23% Off First Month

Unlimited Data



$40** 18% Off First Month

T-Mobile vs Ultra Mobile Plan Comparison

Keep your T-Mobile phone, number & coverage: Save $436 per year


Network Coverage

4G LTE Data


Annual Cost


T-Mobile 4G LTE




Ultra Mobile

T-Mobile 4G LTE




*Don't waste money on unlimited data - Avg. data usage is only 3-5GBSavings$36/mo$436/yr

Ultra Mobile SIM card activation process

Bringing your own phone to a cheaper carrier is easy:

  1. Order the Ultra Mobile starter kit online

  2. Replace the SIM card in your phone and follow the activation process

  3. If you wish to transfer your phone number, the process may take up to 24 hours

Ultra Mobile SIM card FAQs

How much is a Ultra Mobile SIM card?

There's a variety of cell phone plans available to suit all budgets, with prices between $16 - $39.

Where can I buy a Ultra Mobile SIM card?

One of the reasons low-cost carriers can pass on savings to you is because they are online only and don't have any physical stores. You can purchase a Ultra Mobile SIM card online.

What phones are compatible with Ultra Mobile SIM card?

Most unlocked phones are compatible with Ultra Mobile SIM cards. If you're not sure you can check your phone compatibility.

Can I bring my own phone to Ultra Mobile?

Yes. You can bring your own phone to Ultra Mobile and they're compatible with most unlocked phones. You can check phone compatibility on the carrier site prior to ordering.

What is Ultra Mobile SIM card starter kit?

Your Ultra Mobile SIM card starter kit includes everything you need to switch over. Pick your plan, order online, and it's delivered straight to your door. Follow the instructions to activate your new plan.

Ultra Mobile Network Specs

Bring Your Phone:Yes
Keep Your Number:Yes
Credit Check:No
Taxes/fees included:No
WiFi Calling:Yes
Visual Voicemail:Yes
Multi-line Discounts:No
Multi-month Discounts:Yes
International Roaming:Yes

Ultra Mobile Company Info

Headquarters:1550 Scenic Avenue Suite 100 Costa Mesa, CA 92626-1420
Customer Service:(888) 777-0446
Support:Visit Support
Website:Go to Website
Wikipedia:Go to Wikipedia
Facebook:Go to Facebook
Twitter:Go to Twitter

Ultra Mobile User Reviews

Ultra Mobile
Average Customer Rating38 User Reviews
User Rating Distribution
5 Stars10
4 Stars4
3 Stars6
2 Stars6
1 Star12

Ultra mobile is the most terrible plan EVER!!

I phone was running slow I kept paying them more and more money and it never worked.

Smooth activation, good service

No issues. Bought a SIM card from the airport. Activated with no problem.

Speed, reliability

Great service. Ultra fast and ultra reliable.

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