Compare the best internet service providers in California. Find fiber, cable, 5G, and satellite options, then check availability at your address.
Quick Answer
There are multiple internet providers available in California, including fiber, cable, DSL, and wireless options. Enter your ZIP code above to see exactly which providers serve your address and compare plans.
Source: FCC Broadband Data Collection (BDC), December 2024
State rankings and coverage analysis—fiber leaders, overall broadband stats, and underserved areas.
California has a highly concentrated broadband market (HHI: 90,725) where Viasat dominates with 100% coverage reach — 0 percentage points ahead of the next-largest provider, Starlink at 100%. In highly concentrated markets, consumers typically see fewer promotional offers and less pressure on the leading provider to invest in network upgrades. The remaining 10 providers in California cover a fraction of addresses, limiting their competitive impact. Research from the FCC shows that markets with one dominant provider average higher monthly costs compared to markets with two or more meaningfully overlapping competitors.
Fiber-optic internet availability in California stands at 78% — 21 percentage points above the national average of 57%. This exceptional fiber penetration places California among the top-tier U.S. markets for FTTH (fiber-to-the-home) deployment. Residents here benefit from the fastest, most reliable internet technology available, with symmetrical upload and download speeds that support remote work, 4K streaming, and large household bandwidth demands without compromise. Cable broadband reaches 85% of addresses — 13 points above the national cable average of 72%. Strong cable coverage ensures most households have access to speeds of 100 Mbps or higher, making cable a reliable fallback even where fiber has not yet arrived.
This area has exceptional fiber-optic penetration, well ahead of the national trajectory. FTTH (fiber-to-the-home) availability nationwide has grown approximately 8 percentage points annually since 2022, driven by BEAD infrastructure investments and private carrier expansion.
California received $1.9 billion in federal BEAD funding. The California Public Utilities Commission is currently in the challenge phase, which means providers and communities can dispute the FCC broadband maps that determine which locations qualify for funding — a critical step before deployment grants are awarded. The Affordable Connectivity Program (ACP) previously provided up to $30/month subsidies for eligible households, though federal funding expired in 2024. Some providers continue offering voluntary low-income discounts.
Fiber-optic internet is not yet available in California. The technology mix in California determines the range of speeds and prices residents can access for home internet service.
Despite having 12 providers, California's broadband market is highly concentrated — Viasat controls 100% of available coverage. In concentrated markets like this, consumers often see fewer promotional offers and slower infrastructure investment compared to competitive metro areas.
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Speeds up to gigabit internet
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Speeds up to gigabit internet
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No wires needed. Expanding 5G coverage with no-contract plans.
| Satellite |
| Up to 150 Mbps |
| From $70/mo/mo |
| 100% |
| UnWired Broadband Holding | Internet | Up to 150 Mbps | Varies by plan | 95% |
| Cal.net | Internet | Up to 150 Mbps | Varies by plan | 86% |
| Comcast | Cable | Up to 2 Gbps | From $30/mo/mo | 85% |
| Etheric Communications, LLC. | Internet | Up to 150 Mbps | Varies by plan | 84% |
| Spectrum | Cable | Up to 1 Gbps | From $50/mo/mo | 83% |
| Applied Technology Group | Internet | Up to 150 Mbps | Varies by plan | 79% |
| AT&T | Fiber/DSL | Up to 5 Gbps | From $55/mo/mo | 78% |