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Enjoy AT&T Internet in Castro Valley, CA

60% of Castro Valley ALL HOME CONNECTIONS residents choose AT&T Internet speeds up to 100 Mbps.

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AT&T Plans & Packages in Castro Valley

Internet AT&T Internet

Up to 100 Mbps^

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AT&T Fiber

Check Availability for AT&T's fastest Internet plans.

Internet 1000

Wireless AT&T Wireless

4G LTE data

AT&T Unlimited &More Premium
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Looking for an AT&T Store Near Castro Valley?

Castro Valley Store 3949 E Castro Valley Blvd, Castro Valley, CA 94552

Map of Castro Valley, CA

Read Your Neighbors’ Reviews of AT&T in Castro Valley

4.7 out of 5 stars | Based on 3 Reviews

MOHAMMAD Reviewed ATT Reviews

I heard about AT&T, got the service and it is more than I expected. Thanks AT&T.

RANDOLPH Reviewed ATT Reviews

Totally satisfied with their professionalism and speedy service! No idea why I waited so long to get uverse

BRANDON Reviewed ATT Reviews

at@t has worked great for me and my wife. our internet is always fast so we can stream tv and movies easily. the only problem I've had is with my password never works so i need to figure that out. other than that the service has been wonderful