Yahoo
This is the inside of my T-Mobile store. Very clean and organized!
This man is rude
Free T-Mobile Halloween Bucket on 10/24/23
FREE T-Mobile Hat  on 5/9/23
Free T-Mobile Lunch Bag on 4/19/22
FREE T-Mobile Umbrella for member on 1/24/23
Free T-Mobile cooler tote on 7/18/23
Got this Tropical Tumbler on 7/12/22
T-Mobile Authorized Retailer Cellular Provider ·$$

Visit the T-Mobile store in Fontana and discover America's largest, fastest, and most reliable 5G network. Shop our best low-cost plans with no annual service contracts - plus our best smartphones, cell phones, tablets, internet devices, and latest promotions. If you're interested in joining the Un-carrier, our staff at 10030 Sierra Ave can assist you in the switching process. Masks are optional for fully vaccinated guests except where state or local ordinances require all guests wear a mask at all times.

Website: t-mobile.com

Phone: (909) 356-1369

Closed now

  • Wed 10:00 AM - 8:00 PM

10030 Sierra Ave Fontana, CA 92335 ·2141.60 mi

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Reviews

yelp
3.0 82 reviews
5 star
34 4 star
1 3 star
1 2 star
4 1 star
42
DebraJoy G. 09/20/21

T-Mobile is the BEST SmartPhone company. So thankful I got away from Verizon because Verizon's customer service was awful and Verizon charged way too much! T-MOBILE has excellent customer service...

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Damaris V. 10/26/26

Extremely disappointing customer service. Management needs to step in ASAP! After reading other reviews describing rude, dismissive customer service at this location, I'm disappointed to say that...

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Eddy T. 01/07/26

I went in for a new account for my business and received an extra phone mailed to me that I never knew about. Now I'm being charged for an extra iPhone 17 in which customer service will not...

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Cindy C. 06/17/26

Very poor service. Not a true T-Mobile center. Unable to assist with basic changes. P.m. shift workers extremely rude. Find find a T-Mobile experience center. They are the true T-Mobile affiliate....

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Calvin V. 10/07/25

Literally writing this as I'm waiting to be helped. It's 7:15pm right now and I've been waiting since 6:30pm. This is absolutely ridiculous. And to top it off. There was a couple that came in way...

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