Skip to main content
DSDownloadSpeed
FCC Data · Updated April 2026
A

Best Internet in San Francisco, CA

1000 Mbps avg · 28 ZIP codes · 100% fiber · 10 providers/ZIP

1000
Avg Mbps
1,000
Max Mbps
100%
Fiber Access
10
Avg Providers
Providers

Internet Providers in San Francisco

ProviderZIP Codes Served% of Area
At&T California28100%
Charter Communications INC28100%
T-Mobile28100%
Comcast28100%
unWired Broadband INC28100%
Verizon California INC Ca Gte28100%
Etheric Networks, INC.28100%
Cal.net INC.28100%
Browse

ZIP Codes in San Francisco

Test Your Speed

See how your connection compares to the 1000 Mbps average in San Francisco.

FAQ

Frequently Asked Questions

What is the average internet speed in San Francisco, CA?

San Francisco, California has an average maximum download speed of 1000 Mbps across 28 ZIP codes. The fastest available speed is 1000 Mbps. 100% of ZIP codes have fiber internet.

Who are the best internet providers in San Francisco?

The most widely available providers in San Francisco are At&T California (28 ZIPs), Charter Communications INC (28 ZIPs), T-Mobile (28 ZIPs). Check individual ZIP codes for exact availability at your address.

Is fiber internet available in San Francisco?

Yes, fiber internet is available in 100% of San Francisco's ZIP codes. Fiber coverage is good in this area. Search your specific ZIP code for exact fiber availability.

How does San Francisco compare to the rest of California?

San Francisco has an average Broadband Grade of A (98/100). The San Francisco area averages 10 providers per ZIP code with 100% fiber access. Check the California overview for statewide comparison.