AT&T At Costco

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5200 Heidorn Ranch Rd
Antioch, CA 94531
+1 (925) 666-0223

Also at this address

Reviews

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1.02 reviews
Rachael H.
12/16/2025

Customer service is fantastic up until they find out you're not buying a phone right then and there. My husband and I went in to ask about services and what selection of phones they had. The two...

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Samantha D.
10/6/2025

We have had the worst experience ever with the AT&T 3rd party retailer inside Costco. We were talked into switching from Verizon and told we were going to save all this money. The rep sold us...

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United States›California›Antioch›AT&T At Costco

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