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Sonic Business Internet Availability

Sonic business internet availability by address. Enter a zip code, city, or address below to see all providers.

Jump to: Availability Maps| Residential Internet | Customer Reviews

Sonic is a large multi-regional business internet service provider, operating in 1 state or territory covering 1,767,697 people, and offering speeds of 1,000 Mbps or more to 100.00% of those people. Sonic offers fiber connections, explore our comprehensive and frequently updated availability maps below.

Sonic Business Internet Availability Maps

Sonic has business internet service available to less than 1% of people in the US. Among those covered, the breakdown by service type is as follows:

  • Fiber internet for 100.00%
  • Cable for 0.00%
  • DSL for 0.00%
  • Fixed wireless for 0.00%

This map illustrates Sonic’s business internet availability across the United States. Use the buttons at the top of the map to toggle between the different types of connections including fiber.

Sonic Business Internet Availability Map

For more detailed comparisons and interactive maps, visit our Internet Service Providers Near You page. Alternatively, you can search by address on our Internet Service Providers by Address page, or use the search feature at the top of this page.

This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.

Sonic Business Internet by State

This map highlights Sonic coverage and speeds by state, Sonic has the biggest presence in California. Hover over each state to see Sonic availability by connection type, and click on a state to see all providers in that state.

Sonic’s Biggest Competitors

Sonic frequently competes for business customers with providers like EarthLink, AT&T, and XFINITY. Below, we offer a side-by-side comparison of these ISPs based on key metrics such as service availability, average speeds, and customer ratings.

Sonic vs EarthLink
99.89% Availability Overlap
Sonic logoEarthLink logo
National Availability
less than 1%75.17%
High Speed Availability
100.00% Fiber75.28% Fiber
Average Speed
6,928 Mbps3,460 Mbps
Customer Rating
(11) (12)
Sonic vs AT&T
99.89% Availability Overlap
Sonic logoAT&T logo
National Availability
less than 1%73.09%
High Speed Availability
100.00% Fiber75.28% Fiber
Average Speed
6,928 Mbps3,460 Mbps
Customer Rating
(11) (924)
Sonic vs XFINITY
97.08% Availability Overlap
Sonic logoXFINITY logo
National Availability
less than 1%35.61%
High Speed Availability
100.00% Fiber99.99% Cable
Average Speed
6,928 Mbps1,726 Mbps
Customer Rating
(11) (2165)

Sonic competes with 18 other ISPs across the U.S., defined as any provider that competes in at least some part of Sonic's service area. On average, customers within Sonic's service area have about 6.6 alternative ISP options to choose from.

Biggest Cities with Sonic Business Internet Service

Sonic is available in 61 cities throughout the country. Here is a list of the largest cities with Sonic business internet service:

San Francisco, CA
  • Availability: 34.21%
  • Avg. Download Speed: 6,346 Mbps
Oakland, CA
  • Availability: 76.69%
  • Avg. Download Speed: 8,605 Mbps
San Jose, CA
  • Availability: 6.90%
  • Avg. Download Speed: 10,000 Mbps
Berkeley, CA
  • Availability: 83.34%
  • Avg. Download Speed: 1,101 Mbps
San Leandro, CA
  • Availability: 82.58%
  • Avg. Download Speed: 9,998 Mbps
Santa Rosa, CA
  • Availability: 34.89%
  • Avg. Download Speed: 10,000 Mbps
Richmond, CA
  • Availability: 78.10%
  • Avg. Download Speed: 10,000 Mbps
Los Angeles, CA
  • Availability: 0.42%
  • Avg. Download Speed: 10,000 Mbps
Brentwood, CA
  • Availability: 69.98%
  • Avg. Download Speed: 1,000 Mbps
San Mateo, CA
  • Availability: 43.10%
  • Avg. Download Speed: 4,104 Mbps
Alameda, CA
  • Availability: 56.43%
  • Avg. Download Speed: 10,000 Mbps
Castro Valley, CA
  • Availability: 64.77%
  • Avg. Download Speed: 10,000 Mbps
Redwood City, CA
  • Availability: 42.40%
  • Avg. Download Speed: 9,985 Mbps
Concord, CA
  • Availability: 31.22%
  • Avg. Download Speed: 10,000 Mbps
San Pablo, CA
  • Availability: 52.59%
  • Avg. Download Speed: 10,000 Mbps

Sonic Frequently Asked Questions

  • How fast is Sonic Business Internet?

    • The fastest available speed from Sonic is 10,000 Mbps download 10,000 Mbps upload. Speed tiers start at 1,000 Mbps download and 1,000 Mbps upload for cheaper service packages.
    • The average speed most businesses can get from Sonic is 6,611 Mbps download and 6,611 Mbps upload.
    • Our visitors rate Sonic 4.64 out of 5 for speed.
  • Is Sonic for business available in my area?

    • Sonic is available to less than 1% of people in the United States. It is available in 1 state or territory, 61 cities, and 116 zip codes.
  • Does Sonic have fiber business internet?

    • 100.00% of Sonic customers can subscribe to fiber internet. These customers receive an average download speed of 6,611 Mbps and average upload speed of 6,611 Mbps.
  • Does Sonic have cable business internet?

    • Sonic does not offer any Cable internet service.
  • Does Sonic have DSL business internet?

    • Sonic does not offer any DSL internet service.
  • Does Sonic have Fixed Wireless business internet?

    • Sonic does not offer any Fixed internet service.
  • Does Sonic offer residential internet service?