T-Mobile Store

T-Mobile San Marnan & Penneys

Closed now
Tues: 10:00 am - 8:00 pm
4.3/5
T-Mobile Fiber
T-Mobile Prepaid
T-Mobile For Business
Connect by T-Mobile

Top devices in stock at T-Mobile San Marnan & Penneys

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Featured categories at T-Mobile San Marnan & Penneys

T-Mobile Network Performance

Data provided by Umlaut
 From January-2026 to June-2026
5G network score
The higher your score, the more likely you can connect to a faster, more stable network.
85
/100
AT&T
77
/100
Verizon
67
/100
5G coverage availability
More availability means having access to 5G speeds more often.
90 %
88 %
AT&T
53 %
Verizon
5G download speed
Higher speed means quicker downloads and smoother video calling.
57
Mbps
Verizon
44
Mbps
AT&T
40
Mbps
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T-MOBILE TRIAL

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for 30 days.

Test-drive our award-winning network and some of our favorite benefits for 30 days—no commitment or credit card required. We won't even tell your other carrier.

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Qualifying non-T-Mobile network user & compatible, unlocked device required. 1 trial user. See 5G device, coverage, & trial details at T-Mobile.com.

Featured Promotions at T-Mobile San Marnan & Penneys

Fast, reliable 100% fiber internet for your connected life.

Get unlimited data, multi-gigabit upload and download speeds, no annual contracts, plus installation included.
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APPLE

Get up to $1,000 off iPhone 18 Pro.

The ultimate pro iPhone. Get up to $1,000 off when you switch and bring your number, or trade in an eligible phone in any condition on an Experience Beyond plan.
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Via virtual prepaid Mastercard. Card typically takes 15 days.

IDs Accepted

  • US State issued drivers license
  • US Passport or Permanent Resident Card (Green Card)
  • State ID
  • International student visa with passport (Visa types: M, J, F)
  • Matricula Consular card (Mexico and most Latin American countries, check with your store mobile expert)
  • Employment Authorization Document (EAD)
  • US Military ID

T-LIFE

Experience the best of T-Mobile. At your fingertips.

Tap into exclusive benefits, shop our best deals 24/7, manage your account and devices, and more.

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T-Mobile Crossroads Blvd & Penneys St
2825 Crossroads Blvd
(319) 883-3013

Waterloo’s 5G leader — with membership perks and coverage that go beyond wireless. T-Mobile powers America’s largest, fastest, and now most advanced 5G network — backed by satellite coverage that keeps you connected even off the grid. At T-Mobile Crossroads Blvd & Penneys St, explore the latest devices from Apple, Samsung, and Google, with great deals and flexible ways to pay. Whether you’re upgrading, switching, or just looking, our experts are here to help.

Call us at (319) 883-3013 or stop by today.

What You’ll Find In-Store:

  • Activate Wireless or Prepaid Service
  • Activate Home Internet Services
  • Purchase Phones, Tablets, and Accessories in Store
  • Upgrade or Trade-In Your Phone
  • Small Business Plans And Services
  • Connected Products for Home, Family, and Automobile
  • Buy Online, Pick-Up In Store

Featured reviews at T-Mobile San Marnan & Penneys

allison rea
Oct. 24, 2026, 8:41 p.m.
Great service by Emrah and Tegan View on Google
Josh Almaraz
Oct. 24, 2026, 1:08 p.m.
10 stars! I was in and out very fast traded in my old phone for a new phone and they gave me a great price on my old phone and on the new one. GO SEE TEGAN AND BRYCE THEY ARE GREAT AND MADE EVERYTHING SIMPLE AND EASY! View on Google
Kirk Sallis
Oct. 15, 2026, 7:39 p.m.
I recently stopped into T Mobile get help with my bill and inquire about my upgrades I was helped by an employee believe her name is Cretia she was knowledgeable and very informative about the team and her helped as well I’ll be back definitely for my upgrade soon View on Google
Riot Kobain
Oct. 15, 2026, 7:24 p.m.
⭐️⭐️⭐️⭐️⭐️ Absolutely Amazing Customer Service! I had an amazing experience at T-Mobile thanks to Cretia! She did an outstanding job helping me upgrade my phone, making the whole process smooth and easy. She was helpful, professional, and made sure I was taken care of. You can tell she takes pride in her work and genuinely cares about giving customers a great experience. On top of that, the store was SUPER clean, organized, and welcoming! It’s always nice walking into a business that takes pride in keeping its environment clean and making customers feel comfortable. Cretia deserves recognition for the excellent customer service she provides. Employees like her make a huge difference and are a great representation of T-Mobile. I truly appreciate her help, and I would definitely recommend this location to anyone looking for great service! T-Mobile, keep employees like Cretia around! She deserves all the recognition for the amazing job she does! 👏🏽💯📱 View on Google
Cartier Williams
Oct. 15, 2026, 7:14 p.m.
I went in the store yesterday and I loved that you had a good worker name Cretia . She was very kind and very helpful View on Google

Locations near T-Mobile San Marnan & Penneys

T-Mobile Store
T-Mobile at Sam's Club
1.6 miles away
4.1
T-Mobile Store
T-Mobile Viking Plaza Dr & Andrea Dr
6.1 miles away
3.8
T-Mobile Store
T-Mobile 4th St SW & Technology Pl
18.4 miles away
2.9

Got Questions about T-Mobile Stores?

Yes. Check out our special offers for new phones and great deals on our mobile phone plans.

We offer the latest iPhones. Check our store inventory and either buy in-store or online today.

Yes. Trade in your phone at a T-Mobile store and receive instant appraisal and credit. See our trade-in guide for details.

Yes, visit our T-Mobile store at T-Mobile San Marnan & Penneys for assistance with setting up your device.

Browse devices and plans online, contact us for assistance, or visit this T-Mobile location at T-Mobile San Marnan & Penneys for personalized help.

Yes. Some plans include subscriptions to services like Netflix or Apple TV+. Check our plans for available perks and add-ons.

Use our Store Locator to find the nearest T-Mobile store.

T-Mobile stores offer a wide range of accessories compatible with your device, including cases, chargers, and headphones.

No, you can pay your bill online through our website or the T-Mobile app.

Only compatible devices can use T-Mobile's 5G network. All new phones are 5G ready.

The T-Life app provides a simplified experience for customers by offering everything in one convenient location. In the T-Life app, T-Mobile and Metro by T-Mobile customers can access the same great perks and exclusive deals you know and love from T-Mobile Tuesdays, VIP benefits, and more! Plus, you can easily manage most aspects of your T-Mobile account directly from the T-Life app, with new features being added regularly.

Yes, the T-Life app can be found in your Google Play Store or Apple iOS App Store