Explore AT&T Plans in Castro Valley

43% of ALL HOME CONNECTIONS customers in California choose AT&T Internet speeds up to 100 Mbps.

Call to Get AT&T Internet Today

Call 1-855-795-5779
Get AT&T Services | 
Get AT&T Services | Call 1-855-795-5779
Get AT&T Services | 
Get AT&T Services | Call 1-855-795-5779

AT&T Plans & Packages in Castro Valley

Internet
AT&T Internet

Speeds Up to 100 Mbps*

$
40
00
/mo
AT&T Internet
1-855-795-5779
Internet
AT&T Fiber
$
40
00
/mo
Internet 300
1-855-795-5779
Wireless
AT&T Wireless

4G LTE data

$
80
/mo
Per one line
AT&T Unlimited &More Premium
DIRECTV
DIRECTV

185+ Channels

$
59
99
/mo
DIRECTV CHOICE™
All-Included
1-855-795-5779

Pay Your AT&T Bill at These Locations

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 att.net. my password never works so i need to figure that out. other than that the service has been wonderful