Internet providers in Foster City, CA

Internet in Foster City

Moving towns or switching internet providers can be confusing and stressful. Comparing internet providers against the averages in the Foster City area can help you choose the right internet and get back to your life.

Foster City Residential Internet Coverage

While only holding a population of around 33,000, Foster City residents still get a selection of internet providers available.

AT&T offers over 95% of residents in the area, excluding those living on the outskirts of the water, spanning from the city center to the Redwood Shores State Marine Park. Most neighborhoods can get the advertised speeds offered up to 75 Mbps.

Xfinity by Comcast offers all residents of Foster City with cable internet services, with minimal exclusions to those living on the shore. Currently, they have download speeds advertised up to 250 Mbps, with all residents reaching these speeds.

Sonic home DSL and cable internet services are offered to those living in neighborhoods near Beach Park Boulevard, down toward Port Royal Avenue. They offer DSL download speeds up to 100 Mbps and cable internet offered at around 12 Mbps.

HughesNet is the last of the most prominent internet providers with wide availability in Foster City. All residents have access to their advertised 15 Mbps internet download speeds if they have access to the open sky on their southern rooftop.

Is your internet running slow?

Chances are all that buffering and lag you’re experiencing is not normal. Test your internet speed with our helpful tool to find out if you need faster internet.

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Upload speed
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Jitter
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Our averages are based on hundreds of thousands of speed tests just like yours.

Data based on internet speed tests performed in Foster City

Average download speed
286.54 Mbps

Average upload speed
30.77 Mbps

Average latency (ping)
11.32 ms

Average jitter
7.07 ms

Looking for an easy way to test and track your internet speed anywhere?

Download our free, easy-to-use speed test app for quick and reliable results.

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Learn more about AT&T

What is the best internet provider in Foster City?

AT&T - Great value
Xfinity - High speeds widely available

See internet providers in nearby cities.

San Mateo Redwood City Belmont San Carlos Hillsborough Burlingame North Fair Oaks Menlo Park Millbrae Hayward South San Francisco East Palo Alto San Lorenzo Brisbane Stanford San Bruno San Leandro

Compare internet providers in your area

Still unsure which internet provider to choose? Check out some of our head-to-head comparisons to help narrow down your decision.

Summary of Foster City internet providers

Provider	Type	Download speeds up to	User rating	Order online
AT&T	Fiber	5000 Mbps	3.5/5	View Plans for AT&T
Xfinity	Cable	2000 Mbps	3.5/5	View Plans for Xfinity
Sail Internet	Fiber & Fixed Wireless	1000 Mbps	5.0/5	View Plans for Sail Internet
Etheric Networks	Fixed Wireless	25 Mbps	5.0/5	View Plans for Etheric Networks