T-Mobile at Costco San Diego CA | San Diego, CA (2024)

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T-Mobile at Costco San Diego CA

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Get up to $800.

Switch to T-Mobile, and we’ll help pay off your phone—up to $800.

Get the details

Via virtual prepaid Mastercard. Card typically takes 15 days.

Save on every plan.

Compare our plans to AT&T and Verizon with our savings calculator and find out just how much you can save when you switch to T-Mobile.

Switch and save

Use our savings calculator to find out how you can save versus AT&T and Verizon at T-Mobile.com/Switch.

Get up to $800.

Limited time offer; subject to change. Qualifying device, credit, service, and port-in (Verizon, AT&T, Spectrum, Claro, Xfinity, Liberty, or US Cellular) required. You must unlock device before port-out; ask us how. Device balance (incl. lease purchase option) up to $800 paid by virtual prepaid MasterCard (no cash access & expires in 6 months) which you can use online or in-store via accepted mobile payment apps, typically within 15 days. Tax excluded. Submit proof of balance & 90+ days in good standing with carrier & device within 30 days of port-in and be active and in good standing when processed; allow up to 15 days. Devices previously used for Keep & Switch are not eligible. We might ask for more information. Up to 4 lines. One offer per subscriber. T-Mobile Prepaid MasterCard is rebate/reimbursem*nt or exchange on port-in; for any tax implications, consult a tax advisor. No money has been paid by you for the card. Card is issued by Sunrise Banks N.A., Member FDIC, pursuant to a license from Mastercard International Incorporated. Mastercard is a registered trademark of Mastercard International Incorporated. Use of this card constitutes acceptance of the terms and conditions stated in the Cardholder Agreement.

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5G core performance

The higher your score, the more likely you can connect to a faster, more stable network.

AT&T

/100

Verizon

/100

Try our network FREE for 3 months.

All while keeping your phone and your carrier.

See how we stack up against your current service with a free trial, so you can switch with confidence knowing you're on the best network for you.

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During congestion, customers on this plan using > 50GB/ mo. may notice reduced speeds until next bill cycle due to data prioritization. Non-T-Mobile customers only; 1 trial per user. Compatible unlocked device required; coverage not available in some areas. Some uses may require certain plan or feature; see plan for details.

Try our network FREE for 3 months.

See how we stack up against your current service with a free trial, so you can switch with confidence knowing you're on the best network for you.

Limited-time offer; subject to change. 5G device req'd to access 5G network. Data available for 3 monthly cycles for approximately 90 days. During congestion, customers on this plan using>50GB/mo. may notice reduced speeds until next monthly cycle due to data prioritization. Video typically streams on smartphone/tablet in SD quality. Tethering not available. Not for international use. Active non-T-Mobile service required; your carrier's terms also apply. You may need to upgrade when you switch to get full coverage. Coverage not available in some areas. Not for international use. See Network Management Policies and Terms and Conditions (including arbitration provision) at T-Mobile.com for additional information.

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 at Costco San Diego CA | San Diego, CA (14)

The leader in 5G – Now America’s largest 5G network also provides the fastest and most reliable 5G Coverage. Check out our latest deals on the new iPhone 15, along with other great offers from top brands such as Samsung and OnePlus . Shop this T-Mobile Store in San Diego, CA to find your next 5G Phone and other devices.

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T-Mobile City Heights 2.7 miles away

location_on
4371 University Ave
Ste 400
San Diego, CA 92105
access_time

Wed: 10:00am-8:00pm
call (619) 430-2800

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location_on
2307 Fenton Pkwy
Ste 101c
San Diego, CA 92108
access_time

Wed: 10:00am-7:00pm
call (619) 624-2800

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T-Mobile Santee Trolley Square 11.7 miles away

location_on
9808 Mission Gorge Rd
Ste B
Santee, CA 92071
access_time

Wed: 10:00am-8:00pm
call (619) 596-2480

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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 at Costco San Diego CA 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 at Costco San Diego CA 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.