View Coverage Map for Castro Valley, CA

The 10 BEST Internet Providers Castro Valley, CA (for 2021)

Over 1,050 people in Castro Valley have found the best internet provider with InternetAdvisor.

#1 Best Choice
96% Coverage
Customer Rating: 4.1/5

AT&T offers internet in Castro Valley, CA.

Offering DSL Internet, Television and Phone.

  • Can support an entire home's worth of devices simultaneously
  • Share videos and photos with friends and family instantly with the fastest upload and download speeds
  • Enjoy a professional grade online gaming experience
  • Stream whenever you want as much as you want
  • Save money with some of the best gigabit internet in the industry

Speeds up to

100 Mbps

Price starting at

$45.00/mo

2
48% Coverage
Customer Rating: 4.1/5

AT&T Fiber offers internet in Castro Valley, CA.

Offering Fiber Internet.

  • Up to $300 Visa Gift Card with qualifying internet and television bundle.
  • Access to AT&T Wi-Fi Hot Spot Network included at no extra charge.
  • Anti-virus, anti-spyware and parental controls included.
3
83% Coverage
Customer Rating: 4/5

Xfinity offers internet in Castro Valley, CA.

Offering Cable Internet, Television and Phone.

  • The nation’s largest internet network within 40 states and with over 100 million subscribers
  • A long history as an internet provider having started in 1996
  • Xfinity WiFi available across one million hotspots for customers subscribed to the “Performance” tier or better

Speeds up to

2 Gbps

Price starting at

$34.99/mo

4
99% Coverage
Customer Rating: 4.4/5

HughesNet offers internet in Castro Valley, CA.

Offering Satellite Internet and Phone.

  • National satellite Internet service provider with A+ BBB Rating
  • Free standard Installation included
  • Unlimited Data - No Hard Data Limits

Speeds up to

25 Mbps

Price starting at

$59.99/mo

5
99% Coverage
Customer Rating: 3.6/5

ViaSat offers internet in Castro Valley, CA.

Offering Satellite Internet and Phone.

  • Built for rural areas without access to DSL, cable, or fiber lines
  • All that’s need to connect is a clear line of sight to the southern sky
  • Multiple plans with multiple speeds to meet any lifestyle and budget
  • Free standard installation on all new orders

Speeds up to

100 Mbps

Price starting at

$49.99/mo

6
4% Coverage
Customer Rating: 4/5

Sonic offers internet in Castro Valley, CA.

Offering Copper Internet, DSL Internet and Phone.

  • Sonic has expanded into the fiber market with service currently being isolated to Northern California
  • Sonic has 25 years of history, providing stellar service and protecting its customers’ data
  • Sonic is an ethically conscientious company who have stood up to multiple unjust court orders

Speeds up to

40 Mbps

Price starting at

$40.00/mo

7
Dish Network logo.
Customer Rating: 4.5/5

Dish Network offers television service in Castro Valley, CA.

Satellite Television with over 80,000 On Demand titles.

  • DISH is ranked #1 in Customer Satisfaction by J.D. Power for the third year in a row.
  • 2-Year TV Price Guarantee.
  • Free Google Voice Remote and Smart DVR Included.
  • Record up to 16 shows at once.
  • FREE Standard Professional Installation

Channels up to

290+

Price starting at

$64.99/mo

8
DIRECTV logo.
Customer Rating: 4.5/5

DIRECTV offers television service in Castro Valley, CA.

Satellite Television with HBO, Showtime, Starz, Cinemax free for first 3 months

  • Best entertainement options for any sports fan over Cable TV, including NFL Sunday Ticket!
  • Includes local channels
  • Free upgrade to Genie HD-DVR
  • Free professional installation in up to 4 rooms

Channels up to

330+

Price starting at

$69.99/mo

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Castro Valley, CA has a total of 10 providers including 1 Cable providers, 2 DSL providers, 1 Fiber providers and 2 Fixed Wireless providers.

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Top Internet Service Providers for Castro Valley, CA

Best Overall Service Provider in Castro Valley, CA

AT&T

Great

Best Customer Service in Castro Valley, CA

Sonic

Great

Best Internet Provider for Gaming in Castro Valley, CA

Xfinity

Rated

Best Internet Provider for Streaming in Castro Valley, CA

Xfinity

Rated


Internet Service Map in Castro Valley, CA


Internet Service Providers Ranked for Castro Valley, CA

What are the best internet providers by usage in Castro Valley, CA?

  1. Xfinity - 2 Gbps
  2. AT&T Fiber - 1 Gbps
  3. AT&T - 100 Mbps
  4. ViaSat - 100 Mbps
  5. Sonic - 40 Mbps
  6. HughesNet - 25 Mbps

What are the cheapest internet providers in Castro Valley, CA?

  1. Xfinity - Starting at: $34.99
  2. AT&T Fiber - Starting at: $35.00
  3. Sonic - Starting at: $40.00
  4. AT&T - Starting at: $45.00
  5. ViaSat - Starting at: $49.99
  6. HughesNet - Starting at: $59.99

What are the best internet providers in Castro Valley, CA?

  1. Xfinity - for Overall Usage
  2. Xfinity - for Fastest Speeds
  3. Xfinity - for Online Gaming
  4. Xfinity - for Streaming
  5. HughesNet - for Availability
  6. HughesNet - for Light Usage

What are the internet providers with the widest coverage in Castro Valley, CA?

  1. HughesNet - 98.97%
  2. ViaSat - 98.97%
  3. AT&T - 95.56%
  4. Xfinity - 83.06%
  5. AT&T Fiber - 47.60%
  6. Sonic - 3.69%

What are the highest rated internet providers in Castro Valley, CA?

  1. Sonic -
  2. AT&T -
  3. AT&T Fiber -
  4. HughesNet -
  5. ViaSat -
  6. Xfinity -

What are the internet providers with the fastest download speeds in Castro Valley, CA?

  1. Xfinity - 2 Gbps
  2. AT&T Fiber - 1 Gbps
  3. AT&T - 100 Mbps
  4. ViaSat - 100 Mbps
  5. Sonic - 40 Mbps
  6. HughesNet - 25 Mbps

Internet Service Details in Castro Valley, CA

Castro Valley, CA has a few different of internet service options for residents. There are 8 internet service providers that cover the majority of locations in the area. Other surrounding areas such as Oakland, Hayward, San Leandro, Ashland and Cherryland may provide comparable services from services providers such as AT&T and Xfinity.

InternetAdvisor recommends AT&T for your internet needs in Castro Valley, CA. With a customer service rating of 4 out of 5 stars and maximum download speeds of 100 Mbps, AT&T provides the best internet service in Castro Valley, CA. There are 7 additional options in the area if AT&T does not meet your needs. One of the largest providers in Castro Valley, CA is AT&T, which provides DSL Internet, Television and Phone service. Coverage is available for 96% of Castro Valley, CA. Xfinity offers the fastest download speed of 2 Gbps with 83.06% coverage of Castro Valley, CA.

The best available option for internet is Fiber. Coverage is widely available in Castro Valley, CA, since 1 internet provider offers service here.

Although Castro Valley, CA provides excellent satellite internet coverage from HughesNet or ViaSat, we do not recommend satellite internet in areas where cable or fiber internet are so readily available.

Summary of Internet Providers in Castro Valley, CA

All Internet Providers in Castro Valley, CA

 ProviderTypeCoverageMax SpeedAvg Speed 
XfinityCable, Television and Phone 83.06%2 Gbps987 Mbps
AT&T FiberFiber 47.60%1 Gbps1 Gbps
Etheric NetworksFixed Wireless 14.00%160 Mbps143 Mbps
AT&TDSL, Television and Phone 95.56%100 Mbps181 Mbps
ViaSatSatellite and Phone 98.97%100 Mbps20 Mbps
SonicCopper, DSL and Phone 3.69%40 Mbps26 Mbps
Cruzio HoldingsFixed Wireless 97.14%30 Mbps30 Mbps
HughesNetSatellite and Phone 98.97%25 Mbps25 Mbps
Data provided by various data sources including the FCC. For more information please view our sources page.

Frequently Asked Questions about Castro Valley, CA

Frequently Asked Questions for Internet in Castro Valley, CA

Which provider offers the best internet service in Castro Valley, CA?

AT&T is the best internet provider in Castro Valley, CA, with download speeds up to 100 Mbps and pricing starting at $45.00.

How many internet providers provide service in Castro Valley, CA?

There are currently 6 providers that offer internet service in Castro Valley, CA.

What providers offer internet service in Castro Valley, CA.

AT&T, AT&T Fiber, Xfinity, HughesNet, ViaSat and Sonic offer internet service in Castro Valley, CA.

What is the cheapest internet provider in Castro Valley, CA?

Xfinity is the cheapest internet provider in Castro Valley, CA, with pricing starting at $34.99.

What provider has the fastest speeds in Castro Valley, CA?

Xfinity is the faster internet provider in Castro Valley, CA, with maximum speeds reaching 2 Gbps and average speeds of 987 Mbps.


Free wireless internet access points in Castro Valley, CA

Castro Valley Library

20055 Redwood Rd.

Castro Valley, California 94552

(510) 670-6280

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