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Featured promotions at T-Mobile Washington St & Belleville Ave

Featured categories at T-Mobile Washington St & Belleville Ave

T-Mobile Network Performance

Data provided by Umlaut From April-2025 to September-2025   See coverage map
5G network score
The higher your score, the more likely you can connect to a faster, more stable network.
76
/100
Verizon
88
/100
AT&T
86
/100
5G coverage availability
More availability means having access to 5G speeds more often.
90 %
96 %
AT&T
72 %
Verizon
5G download speed
Higher speed means quicker downloads and smoother video calling.
100
Mbps
AT&T
81
Mbps
Verizon
57
Mbps
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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 reviews at T-Mobile Washington St & Belleville Ave

Shalith Banks
Dec. 10, 2025, 12:27 a.m.
Oscar provided me with nothing but world class service. He was very knowledgeable. Very thorough answered all my annoying questions. I wish that other stores would use his professionalism as a training tool. He provided nothing but world class service. Keep up the good work Oscar thank you. View on Google
Francisco Velasquez
Dec. 4, 2025, 8:29 p.m.
(Translated by Google) Excellent service. Thank you for everything. (Original) Excellent servicio. Gracia por todo View on Google
Daniel Santiago
Dec. 4, 2025, 5:09 p.m.
I love coming here and I love the new team at this store they are all super nice. I’ve had the pleasure of working with Joanne and let me tell ya she’s quick and awesome. She is super knowledgeable. Thank you Jo for always helping me with everything I need. She’s extremely friendly as well View on Google
Ryan Arroyo
Nov. 30, 2025, 3:32 a.m.
before i came in i read the reviews and decided to make my own decisions cause sometime people make emotional decisons and write a review so i decided to make my own. i went in and was greeted immediately. everyone was willing to help and the team effort was all there. i had the please if working with justin and not too shortly the manager joanna came to make sure everything was going well and she and justin were the nicest people i ever met. I'm so glad i went in and was able to experience my own experience because i give this store a perfect 10/10. thank you again for all your hard work and making my visit so welcoming! View on Google
Donna Wai
Nov. 21, 2025, 1:43 p.m.
T-Mobile Representative "Emil" Exceptional Service, Expertise, and Patience!! I recently had the pleasure of working with Emil, a T-Mobile representative, and I cannot say enough about his outstanding service. Emil demonstrated remarkable patience and expertise, especially while assisting an 80-year-old woman through the process of switching from a hot-spot device to a Wi-Fi router. Emil’s knowledge of T-Mobile products is exceptional. He explained every step clearly and took the time to answer all our questions, making sure we felt comfortable and confident throughout the transition. His genuine care and understanding were evident as he patiently guided us through the setup, never rushing and always ensuring we understood what was happening. Thanks to Emil’s dedication and support, we successfully switched to the Wi-Fi modem and, to our delight, saved $100 on our internet service. This experience was stress-free and enjoyable, all thanks to Emil’s professionalism and kindness. I highly recommend Emil to anyone looking for top-notch customer service. He truly goes above and beyond for his customers, and T-Mobile is lucky to have him on their team! View on Google

Additional information about T-Mobile Washington St & Belleville Ave

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-Mobile Washington St & Belleville Ave - 143 Washington Ave
 Interior photo of T-Mobile Store at Washington St & Belleville Ave, Belleville, NJ
T-Mobile Washington St & Belleville Ave - 143 Washington Ave

T-Mobile Washington St & Belleville Ave
143 Washington Ave
(973) 524-6322


Belleville’s 5G leader — with coverage and perks that go beyond wireless. T-Mobile delivers America’s largest, fastest, and most advanced 5G network — now backed by satellite connectivity. Visit us at T-Mobile Washington St & Belleville Ave to shop the latest phones from Apple, Samsung, and Google, and get expert help with the best deals and flexible payment options.

What You’ll Find In-Store:

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

Locations near T-Mobile Washington St & Belleville Ave

T-Mobile Signature Store
T-Mobile Times Square
9.0 miles away
4.2
T-Mobile Experience Store
T-Mobile Bloomfield & Watessing
2.0 miles away
5.0
T-Mobile Experience Store
T-Mobile Route 3 & Bloomfield Ave
3.7 miles away
5.0

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 Washington St & Belleville Ave 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 Washington St & Belleville Ave 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