Where Is Sonic Fiber Available?

We’re expanding fast to connect more Bay Area homes with speeds up to 10 Gig. Here’s where Sonic Fiber is live or growing in the Bay Area right now:

San Francisco Peninsula

San Francisco

Daly City

South San Francisco

Brisbane

Pacifica

San Bruno

Millbrae

Burlingame

Hillsborough

San Mateo

Foster City

Belmont

San Carlos

Redwood City

Menlo Park

Atherton

East Palo Alto

Palo Alto

Mountain View

Los Altos

Los Altos Hills

East Bay

Oakland

Berkeley

Albany

El Cerrito

Richmond

Emeryville

Alameda

Piedmont

Walnut Creek

Concord

Pleasant Hill

Lafayette

Orinda

Moraga

San Leandro

Hayward

Castro Valley

South Bay

San Jose

Santa Clara

Sunnyvale

Cupertino

Campbell

Saratoga

Los Gatos

Milpitas

North Bay

Petaluma

Santa Rosa

Sebastopol

Rohnert Park

Windsor

Healdsburg

Sonoma

Don’t See Your City?

Sonic is building out new neighborhoods every month — so if you don’t see your city yet, there’s still a good chance we’re coming to your street soon.

Click below to check your exact address in seconds — you’ll see if Sonic Fiber is available today, or if we’re expanding to you next.

Why More Bay Area Neighbors Choose Sonic

Looking for ultra-fast fiber optic internet in the Bay Area? Sonic Fiber Internet delivers blazing speeds up to 10 Gbps, unlimited data, and unbeatable reliability for homes and businesses. Whether you’re streaming 4K movies, gaming online with zero lag, working from home, or powering smart home devices, Sonic’s fiber network keeps you connected with gigabit speeds and no data caps.

✅ Blazing fast fiber speeds up to 10 Gig — no buffering, no lag.
✅ No contracts — cancel anytime, risk-free.
✅ Local support — talk to real Bay Area reps, not robots.
✅ No hidden fees — pay $0 upfront, and we’ll cover up to $200 if you switch.
✅ 2 months free trial — love it or leave it.

Now serving neighborhoods across San Francisco, Oakland, Berkeley, San Jose, Palo Alto, Fremont, Daly City, Santa Clara, Mountain View, Sunnyvale, Walnut Creek, and more!

Join thousands of happy customers switching from cable to Sonic’s fiber optic network. Experience the difference with faster speeds, lower latency, and better reliability than outdated cable internet providers.

Switch to Sonic Fiber today and discover internet as it should be — fast, fair, and frustration-free.