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

Best Internet in San Luis Obispo, CA

1000 Mbps avg · 23 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 Luis Obispo

ProviderZIP Codes Served% of Area
At&T California23100%
Charter Communications INC23100%
T-Mobile23100%
Comcast23100%
unWired Broadband INC23100%
Verizon California INC Ca Gte23100%
Etheric Networks, INC.23100%
Cal.net INC.23100%
Browse

ZIP Codes in San Luis Obispo

Test Your Speed

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

FAQ

Frequently Asked Questions

What is the average internet speed in San Luis Obispo, CA?

San Luis Obispo, California has an average maximum download speed of 1000 Mbps across 23 ZIP codes. The fastest available speed is 1000 Mbps. 100% of ZIP codes have fiber internet.

Who are the best internet providers in San Luis Obispo?

The most widely available providers in San Luis Obispo are At&T California (23 ZIPs), Charter Communications INC (23 ZIPs), T-Mobile (23 ZIPs). Check individual ZIP codes for exact availability at your address.

Is fiber internet available in San Luis Obispo?

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

How does San Luis Obispo compare to the rest of California?

San Luis Obispo has an average Broadband Grade of B (63/100). The San Luis Obispo area averages 10 providers per ZIP code with 100% fiber access. Check the California overview for statewide comparison.