Coverage · California
Internet providers in Sunnyvale, CA
FCC filings list 15 residential internet providers in Sunnyvale, CA, including AT&T Fiber, Xfinity, Sail Internet. Compare each by technology, top advertised speed and how much of the city it covers, then enter your ZIP or call (877) 365-2069 for plans and pricing at your exact address.
In this city
What is filed here, and what that means for your block.
City-level figures are a starting point. Fiber often stops at a particular street, and cable footprints follow older build boundaries, so the only answer that counts is the one for your address.
Top internet providers in Sunnyvale
| Provider | Technology | ZIPs served (of 3) | Top filed speed |
|---|---|---|---|
| AT&T Fiber | Fiber | 3 | 5 Gbps |
| Xfinity | Cable | 3 | 2 Gbps |
| Sail Internet | Fiber | 3 | 1 Gbps |
| Verizon 5G Home | 5G Home Internet | 3 | 1 Gbps |
| AT&T Internet Air | 5G Home Internet | 3 | 100 Mbps |
| Ridge Wireless | Fixed Wireless | 3 | 100 Mbps |
| T-Mobile Home Internet | 5G Home Internet | 3 | 100 Mbps |
| Xfinity Fiber | Fiber | 2 | 10 Gbps |
Satellite internet (Starlink, Viasat, HughesNet) is sold across Sunnyvale, but every install has to qualify on site — a clear view of the sky and somewhere to mount the dish. Coverage data: FCC Broadband Data Collection (December 2024). Availability is address-specific within each ZIP.
Browse Sunnyvale by ZIP code
Internet in Sunnyvale, CA — common questions
How many internet providers are in Sunnyvale, CA?
FCC filings list 15 residential internet providers in Sunnyvale, CA, with AT&T Fiber covering the most ZIP codes. Availability varies by address; enter your ZIP to see what reaches your home.
Is fiber internet available in Sunnyvale?
Yes. Fiber is filed in 3 of Sunnyvale's 3 ZIP codes, with advertised speeds up to 10 Gbps. Street-level availability varies, so check your address.
How do I find the best internet in Sunnyvale, CA?
Enter your ZIP to compare every provider reported in your ZIP by speed, technology and coverage, then call (877) 365-2069. We compare plans and pricing with you and place the order, free.