AT&T Store Ontario Ontario Mills Mall

Day of the WeekHours
MondayClosed
TuesdayClosed
WednesdayClosed
ThursdayClosed
FridayClosed
SaturdayClosed
SundayClosed
One Mills Circle
Suite 413A
Ontario, CA 91764
US
SHOP NOW
4.0 out of 5.0full starfull starfull starfull starempty star
(22 Reviews)
Map of One Mills Circle in Ontario
Get directions to AT&T Store at One Mills Circle Ontario, CA
Samsung Galaxy S21 5G
Best deals for everyone. New and existing customers get the Samsung Galaxy S21 5G for FREE with qualifying trade-in.​
America’s best deserve our best
Military, Veterans & their families get our best pricing on unlimited wireless. Learn how to get AT&T Unlimited for less than $27/mo. when you get four lines.
Apple iPhone 12 Pro Max
Learn how new and existing customers get $700 off the new iPhone 12 Pro Max with trade-in.
IT DOESN’T HURT TO CHECK
Find out your eligibility to get a new line on installment or BYOD, it won’t hurt your credit score!
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With more people connecting with each other virtually than ever before, having fast wireless speeds is important. Whether you are connecting with family, friends or colleagues or downloading the latest movie, we’ve got you covered.

Special offers and new phones for Ontario

  • Smartphone
    Samsung Galaxy Ultra 5G

    Smartphone

    Learn how to get the new Samsung Galaxy S21 Ultra 5G for up to $800 off with trade-in.
  • Smartphone
    Samsung Galaxy S21+ 5G

    Smartphone

    Learn how to get the Samsung Galaxy S21+ 5G for up to $800 off with trade-in.
  • AT&T Apple Watch BOGO

    Smartwatch

    Learn how you can buy one Apple Watch, and get $200 off a second Apple Watch!
  • iPhone SE

    SMARTPHONE

    Learn how new and existing customers get iPhone SE for $5/mo. Plus save even more with eligible trade-in.
    5.00/mo.Req's 0% APR 30-mo. agmt. For well-qual. customers.
  • AT&T PREPAID
    Prepaid phone plans in Ontario

    Prepaid Phone Plans

    Just open a new line on our $65/mo. plan and sign up for AutoPay & you’ll save $15 each month. Time for a prepaid phone plan in Ontario?
    50.00/mo.
    AT&T may temporarily slow data speeds if the network is busy. First month service charge and taxes are due at sale. One-time activation fee of $15 if activating in a store. Other restrictions may apply. See details
  • AT&T PREPAID iPhone SE (2020)

    SMARTPHONE

    Get the iPhone SE 64GB for $349.99 + $50 toward account. Limited time. Online only. First mo. svc. charge & applicable sales tax due at sale. Excludes upgrades. New customers will receive a $50 account credit after purchase and account activation. Other fees, charges & restr's apply.

About the Ontario Store

Authorized Retailer
Our Services
  • iPhone 12 & iPhone 12 Pro Max
  • Cell Phones
  • Wireless Plans and Setup
  • Phone Activations
  • Trade-In
  • Device Upgrade
  • Device Protection
  • Tablets
  • Wearables
  • TV & Entertainment
  • Internet
  • Bill Pay and Setup
  • Small Business Solutions
Our Services
  • iPhone 12 & iPhone 12 Pro Max
  • Cell Phones
  • Wireless Plans and Setup
  • Phone Activations
  • Trade-In
  • Device Upgrade
  • Device Protection
  • Tablets
  • Wearables
  • TV & Entertainment
  • Internet
  • Bill Pay and Setup
  • Small Business Solutions
Our Location
Looking to purchase the newest iPhone, Apple Watch or Samsung smartphone? We have all your wireless needs covered with the hottest devices and matching accessories, including headphones, cases, screen protectors, wireless chargers and more. Our AT&T Store is in Ontario, CA inside Ontario Mills Mall. We recommend parking and entering through Forever 21, as we're on the Main Level next to Sunglass Hut and Cotton On. Conveniently located off I-10/I-15, we serve the Ontario area and surrounding neighborhoods, including visitors to the Toyota Arena and Auto Club Speedway. Not only can we help upgrade your device or wireless plan, but we offer fantastic promotions on AT&T TV, DIRECTV and U-Verse Internet! If your neighborhood qualifies for high-speed Internet, you could be eligible for AT&T Fiber. Our location is also Small Business Certified and eager to help your business get connected. We also offer buy online, pick up in store! Skip the line by placing your order online, then choose a time to pick up your new device on YOUR schedule. Click the Shop Now button to begin your online order.
Store Events
Black Friday Deals are here! - Fri, November 27

Cellphones, plans & accessories

  • AT&T PREPAID

    Experience the freedom of AT&T PREPAID with plans that allow you to pay for usage in advance without tying you up in a long-term contract. Get unlimited talk & text in the U.S. and the data you need with no annual contract, no credit check, free shipping, and no activation fee for online orders. Shop AT&T prepaid phones for the premium brands you love or bring your own (BYOD) compatible device.
  • POPULAR SMARTPHONES

    When you are ready for a new iPhone or any new phone, AT&T makes it easy. You’ll find everything from the latest feature-rich smartphones to devices for mostly texting and calling. Choose from the most popular brands like Apple, Samsung, LG, and more.
  • ACCESSORIES

    AT&T has the accessories you need to style & protect your devices. Rugged phone cases & sleek phone covers, chargers & batteries to keep you powered up, and speakers, headphones & headsets to keep you connected to your favorite audio, and more. Get free shipping, free returns, and in-store pickup – just order online by 4pm and it’ll be ready within two hours.

What our customers are saying

  • 5 out of 5full starfull starfull starfull starfull star
    Very helpful.
    Great customer compared to other At&t stores.
    Response from AT&T
    Hi John J.
    I’m so happy to hear you had a great experience at our store, and we look forward to seeing you again soon!
  • 5 out of 5full starfull starfull starfull starfull star
    Great
  • 5 out of 5full starfull starfull starfull starfull star
    Always take of me
  • 1 out of 5full starempty starempty starempty starempty star
    The manager of the store will lie straight to your face and then deny it. Yes I recorded the conversation. Ive asked the manager for the store directors contact info and for some reason the messages wont get to him 🤔🤔🤔🤔
  • 1 out of 5full starempty starempty starempty starempty star
    Switched to AT&T on the go and representative told me i couldn’t keep my same number but would still get billed monthly for my device payment as I still owed. Tried to cancel my line over the phone and representative told me I could of kept my number and wouldn’t be charged the full amount for my device at once. Ontario Mills, CA store

More locations in the Ontario area

  • AT&T Store Rancho Cucamonga Rancho Cucamonga

    10:00 AM - 9:00 PM 10:00 AM - 9:00 PM 10:00 AM - 9:00 PM 10:00 AM - 9:00 PM 10:00 AM - 9:00 PM 10:00 AM - 8:00 PM 10:00 AM - 7:00 PM
    11144 Foothill Blvd
    Suite 100
    Rancho Cucamonga, CA 91730
    US
    phone
    Services
    Wireless Bill Payments, Equipment Trade-in & Recycling Program, Small Business Solutions, Beats by Dre, Bose, Headphones, Tablets and Accessories, Free Consulting on Devices
    2.39 mi to your search
    Map of 11144 Foothill Blvd in Rancho Cucamonga
  • AT&T Store Rancho Cucamonga Victoria Gardens

    10:00 AM - 8:00 PM 10:00 AM - 8:00 PM 10:00 AM - 8:00 PM 10:00 AM - 8:00 PM 10:00 AM - 8:00 PM 10:00 AM - 8:00 PM 10:00 AM - 7:00 PM
    7875 Monticello Avenue
    Space 1012
    Rancho Cucamonga, CA 91739
    US
    phone
    Services
    Wireless Bill Payments, Equipment Trade-in & Recycling Program, Small Business Solutions, Beats by Dre, Bose, Headphones, Tablets and Accessories, Free Consulting on Devices
    2.69 mi to your search
    Map of 7875 Monticello Avenue in Rancho Cucamonga
  • Map of 12585 Cantu Galleano Ranch Rd in Mira Loma

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