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Internet providers in Costa Mesa, CA
Shop the best Costa Mesa internet providers. Compare internet plan pricing and speeds from cable, DSL and fiber-optic providers in your area.
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Costa Mesa, CA internet providers
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Provider | ||||
AT&T | $40.00 | 10 - 1,000 Mbps | Fiber-optic | 2.189% |
AT&T | $30.00 | 10 - 100 Mbps | DSL | 96% |
Spectrum | $44.99 | 200 - 300 Mbps | Cable | 99% |
Sonic Telecom | $39.99 | - | Wired | 2.647% |
Sonic Telecom | $39.99 | - | DSL | 2.341% |
HughesNet | $59.99 | 25 - 25 Mbps | Satellite | 100% |
Viasat | $50.00 | 12 - 25 Mbps | Satellite | 100% |
*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. As of Feb 22, 2021.
Need help?Costa Mesa internet service at a glance
At 100%, broadband coverage in Costa Mesa is comparable to the rest of California - 93%, and comparable to broadband coverage across the U.S. - 95%.
The vast majority of those living in the Costa Mesa area will have access to cable, which covers 99% of Costa Mesa residents. DSL internet is also an option for many, offering service to 98% of the area. Fiber-optic is less available but still a popular internet option for roughly 2.190% of those living in Costa Mesa.
There are five internet providers serving the Costa Mesa area, and 96.57% of households will have internet options from more than one provider. Among Costa Mesa's five internet providers, prices start at $30 and available download speeds reach up to 1,000 Mbps.
Top high-speed internet providers in Costa Mesa
The largest internet providers in Costa Mesa are AT&T, Spectrum, and HughesNet bringing DSL, cable, and satellite options to Costa Mesa.
DSL internet from AT&T is available to nearly all Costa Mesa residents, covering 96% of households. Many will also have the option of cable from Spectrum, which covers 99% of the area. Costa Mesa’s third most-available internet provider, HughesNet, offers satellite to around 100% of Costa Mesa residents.

AT&T DSL internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Feb 22, 2021.
DSL from AT&T offers broadband to nearly all households in Costa Mesa covering 96% of the area.
DSL internet from AT&T uses telephone lines in Costa Mesa to deliver service, which often leads to lower prices and higher availability, though download speeds are likely to be slower than cable or fiber-optic internet.
Internet prices for AT&T start at $30/mo.*, which is significantly lower than the average starting price for internet in Costa Mesa, $44.99.
AT&T customers who choose the lowest-priced plan can expect speeds up to 10 Mbps, which comes to an estimated $3.00 per Mbps, higher than the average cost per Mbps for the lowest priced plans in Costa Mesa, $0.70.
For those who value internet speed as much as cost, AT&T offers download speeds up to 100 Mbps and upload speeds up to 20 Mbps in Costa Mesa. These download speeds are available to 96% of the area, and are much slower than the average max speeds from all Costa Mesa's providers, 363 Mbps.

Spectrum cable internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Feb 22, 2021.
Cable from Spectrum offers broadband to all households in Costa Mesa covering 99% of the area.
Spectrum’s cable network is likely to offer faster speeds than DSL or satellite service, but Costa Mesa residents in densely populated areas may experience slowed speeds during peak usage times.
Internet prices for Spectrum start at $44.99/mo.*, which is about the same as the average starting price for internet in Costa Mesa, $44.99.
Spectrum customers who choose the lowest-priced plan can expect speeds up to 200 Mbps, which comes to an estimated $0.22 per Mbps, about the same as the average cost per Mbps for the lowest priced plans in Costa Mesa, $0.70.
For those who value internet speed as much as cost, Spectrum offers download speeds up to 300 Mbps and upload speeds up to 20 Mbps in Costa Mesa. These download speeds are available to 99% of the area, and are slightly slower than the average max speeds from all Costa Mesa's providers, 363 Mbps.

HughesNet satellite internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Feb 22, 2021.
Satellite from HughesNet offers broadband to all households in Costa Mesa covering 100% of the area.
HughesNet satellite internet offers reliable connection in areas of Costa Mesa where other internet types may not be available, but service is likely to come with low monthly data allowances and high latency, making streaming binges and real-time online gaming impractical.
Internet prices for HughesNet start at $59.99/mo.*, which is significantly higher than the average starting price for internet in Costa Mesa, $44.99.
HughesNet customers who choose the lowest-priced plan can expect speeds up to 25 Mbps, which comes to an estimated $2.40 per Mbps, higher than the average cost per Mbps for the lowest priced plans in Costa Mesa, $0.70.
For those who value internet speed as much as cost, HughesNet offers download speeds up to 25 Mbps and upload speeds up to 3 Mbps in Costa Mesa. These download speeds are available to 100% of the area, and are much slower than the average max speeds from all Costa Mesa's providers, 363 Mbps.
Internet provider frequently asked questions
What’s the fastest internet provider in Costa Mesa?
AT&T is the fastest internet provider in Costa Mesa with download speeds up to 1,000 Mbps. These speeds are available to 2.189% of households in Costa Mesa. The next fastest internet provider in Costa Mesa is Spectrum, offering download speeds up to 300 Mbps to 99% of the area.
What’s the cheapest internet provider in Costa Mesa?
AT&T offers the cheapest internet in Costa Mesa with plans starting at $30/mo. This is significantly less than the average starting price for internet in Costa Mesa, $44.99.
Is fiber internet available in Costa Mesa?
AT&T is the largest fiber-optic internet service provider in Costa Mesa, covering 2.189% of the city.
What are my internet options?
Available providers vary by address, but your location is likely serviceable for cable and DSL internet. Fiber internet may also be an internet option, but this technology is typically found in larger cities. Those living in rural areas not serviceable for cable, DSL or fiber internet may find satellite or fixed wireless internet to be their only options.
Do I need Wi-Fi extenders?
Wi-Fi extenders are handy when your router can’t project a strong signal to everywhere in your home that you need it. Your internet provider may offer Wi-Fi extenders for an added monthly cost, or you can purchase one online or from most electronics retailers.
Is cable or fiber internet better?
Fiber and cable internet are similar internet service types, but fiber offers a few advantages over cable. Fiber internet can deliver faster upload and download speeds than cable in most areas, and is less vulnerable to slowed speeds during peak usage times. Cable does have the advantage over fiber in terms of availability, covering 89% of U.S. households compared to fiber’s 38%.