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Questions and answers

Prepaid - Pay By The Day is an easy way to take control of your phone usage and tailor it your budget. To help make Prepaid - Pay By The Day as easy as possible, we’ve provided a selection of frequently asked questions about Prepaid - Pay By The Day and refilling your phone.

Prepaid - Pay By The Day FAQs

When do I incur charges with a Pay By The Day plan?

A: Plan charges are applied to your account only on the days that you use your service. All services expire at 11:59pm. (local time) Days that your service is not in use, your account will not be charged.

How do I know how many minutes I have left?

A: Call #999# from your T-Mobile Prepaid handset or 1-877-778-2106 from any touch-tone phone.


If you're a T-Mobile customer, you can also log in to My T-Mobile for support.

Can I switch from a prepaid plan to a postpaid monthly plan?

A: Yes. You must pass a credit history evaluation, select your new plan, and agree to the terms of your new plan. If you are interested in converting to a postpaid account, please call Customer Care for additional details.

Can I transfer minutes from my T-Mobile Prepaid telephone number to another T-Mobile telephone number?

A: Not at this time. You must determine ahead of time which telephone number you want the refill to be applied to.

Can I roam internationally with a T-Mobile Prepaid plan?

A: Calls placed while roaming internationally, within other countries, will be charged a roaming rate + long distance charge. Please visit the Roam Worldwide section for information regarding current rates.


Plus, get discounted calling rates to landlines and cell phones in over 150 countries.

Can I still make international calls if my plan runs out of minutes?

A: Once your plan runs out of minutes you will not be able to make any calls, domestic or international.


You will need to refill or renew your account to have full use of your service.

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Refilling your account FAQs

How can I get a refill when my service runs out?

A: It's easy to extend your prepaid service. To purchase a refill for yourself online,log in to My T-Mobile to get started. To purchase a refill for another T-Mobile Prepaid customer, go to our Buy Minutes page to get started.


To buy a refill over the phone, dial *ADD from your T-Mobile Prepaid phone or 1-877-778-2106 from any phone.


Refills are available at over 90,000 locations nationwide, including T-Mobile retail stores, authorized dealers, and other retail locations including Circle K, Costco, Eckerd, Office Depot, 7-Eleven, Target, Wal-Mart, Walgreens, and more.

Can I refill before my service runs out?

A: Yes. You can refill at any time.


If you are a Prepaid - Pay By The Day customer , add $100 in refills to become a Gold Rewards customer and get the most from your refills.


Prepaid - Pay By The Day customers who have reached Gold Rewards status get 15 percent more minutes with every refill and keep access to service for a full year.

Can I buy refills in any denomination?

A: Not at this time. You may only purchase refills in $10, $25, $50 or $100 denominations.

How can I get the most value for my refill money?

A: If you are a Prepaid - Pay By The Day customer, add $100 in refills to attain Gold Rewards status.


Customers using Prepaid - Pay By The Day who have reached Gold Rewards status get 15% more minutes with every refill and keep access to service for a full year.