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Carrier store · operator details unverified

T-Mobile at Costco

  • 520 N Lone Hill Ave, San Dimas, CA 91773
  • (909) 206-3864
  • Today's listed hours9 AM–6 PM
    monday
    Closed
    tuesday
    9 AM–8:30 PM
    wednesday
    9 AM–8:30 PM
    thursday
    9 AM–8:30 PM
    friday
    9 AM–8:30 PM
    saturday
    9 AM–7 PM
    sunday
    9 AM–6 PM
    America/Los_Angeles
T-Mobile Customer Care
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Store Photos

T-Mobile at Costco — collected listing image
Collected listing photo · Google Maps listing

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In-Store Services

  • Has in-store shopping
  • Onsite services available
  • No delivery

Listed Amenities

  • Has wheelchair accessible entrance
  • Has wheelchair accessible parking lot
  • Has Wi-Fi
  • LGBTQ+ friendly
  • Accepts credit cards
  • Accepts debit cards
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  • Accepts NFC mobile payments
  • Free parking lot

Nearby Stores

T-Mobile — collected listing image

T-Mobile

1377 E Gladstone St #100, Glendora, CA 91740

(909) 480-4362

0.5 miles away · straight-line distanceView Store
T-Mobile — collected listing image

T-Mobile

541 S Grand Ave, Glendora, CA 91741

(626) 857-1839

2.9 miles away · straight-line distanceView Store

Distances are straight-line estimates. This snapshot is not an exhaustive store directory.

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Collected Sep 4, 2026. Current details have not been independently verified. Sources & methodology