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Cell Coverage | Internet Map

California Internet Providers

The tables below list the most widely available internet providers in California, split out by technology. Availability captures the percent of the population covered, not the percent of land area covered in California.

Fiber

Provider Availability
AT&T 55%
Frontier 24%
Sonic.net 5%
Astound 2%
Cox 2%
Fidium Fiber 2%
BAI Connect 2%

Cable

Provider Availability
Spectrum 54%
Xfinity 32%
Cox 8%
Astound 3%

DSL/CopperDSL

Provider Availability
AT&T 13%
Frontier 2%
Consolidated Communications 2%
Sail Internet 1%

Fixed WirelessFixed Wireless

Provider Availability
T-Mobile 98%
Verizon 95%
AT&T 24%
Etheric Networks 14%
unWired 14%
Starry 10%
Cal.net 10%

Next-Gen SatelliteLEO Satellite

Provider Availability
Starlink 100%

Traditional SatelliteGSO Satellite

Provider Availability
Viasat 100%
HughesNet 92%

Data Details

Availability metrics are likely overestimates and don't account for residents of California living outside of census places.

Up to 7 providers are listed for each technology. Providers with less than 1% availability in California are omitted.