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XFINITY Business Internet Availability

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

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XFINITY is currently the 5th largest business internet provider in the United States, operating in 49 states or territories covering 125,534,537 people, and offering speeds of 1,000 Mbps or more to 100% of those people. XFINITY offers cable and fiber connections, explore our comprehensive and frequently updated availability maps below.

XFINITY Business Internet Availability Maps

XFINITY has business internet service available to 35.61% of people in the US. Among those covered, the breakdown by service type is as follows:

  • Fiber internet for 7.21%
  • Cable for 98.60%
  • DSL for 0.00%
  • Fixed wireless for 0.00%

This map illustrates XFINITY’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 cable and fiber.

XFINITY 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.

XFINITY Business Internet by State

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

XFINITY’s Biggest Competitors

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

XFINITY vs T-Mobile Home Internet
94.42% Availability Overlap
XFINITY logoT-Mobile Home Internet logo
National Availability
35.89%85.87%
High Speed Availability
98.12% Cable100.00% Fixed Wireless
Average Speed
1,724 Mbps67 Mbps
Customer Rating
(2165) (284)
XFINITY vs EarthLink
90.16% Availability Overlap
XFINITY logoEarthLink logo
National Availability
35.89%75.17%
High Speed Availability
98.12% Cable45.65% Fiber
Average Speed
1,724 Mbps1,481 Mbps
Customer Rating
(2165) (12)
XFINITY vs AT&T
88.07% Availability Overlap
XFINITY logoAT&T logo
National Availability
35.89%73.09%
High Speed Availability
98.12% Cable28.15% Fiber
Average Speed
1,724 Mbps1,279 Mbps
Customer Rating
(2165) (924)

XFINITY competes with 800 other ISPs across the U.S., defined as any provider that competes in at least some part of XFINITY's service area. On average, customers within XFINITY's service area have about 4.7 alternative ISP options to choose from.

Biggest Cities with XFINITY Business Internet Service

XFINITY is available in 12,141 cities throughout the country. Here is a list of the largest cities with XFINITY business internet service:

Chicago, IL
  • Availability: 97.03%
  • Avg. Download Speed: 1,775 Mbps
Houston, TX
  • Availability: 94.90%
  • Avg. Download Speed: 1,839 Mbps
Philadelphia, PA
  • Availability: 96.89%
  • Avg. Download Speed: 1,806 Mbps
Miami, FL
  • Availability: 97.12%
  • Avg. Download Speed: 1,828 Mbps
Atlanta, GA
  • Availability: 86.40%
  • Avg. Download Speed: 1,800 Mbps
Washington, DC
  • Availability: 79.15%
  • Avg. Download Speed: 1,845 Mbps
Boston, MA
  • Availability: 97.17%
  • Avg. Download Speed: 1,824 Mbps
San Francisco, CA
  • Availability: 98.63%
  • Avg. Download Speed: 1,800 Mbps
Detroit, MI
  • Availability: 89.57%
  • Avg. Download Speed: 1,592 Mbps
Seattle, WA
  • Availability: 95.79%
  • Avg. Download Speed: 1,865 Mbps
New York, NY
  • Availability: 16.33%
  • Avg. Download Speed: 1,828 Mbps
Denver, CO
  • Availability: 95.54%
  • Avg. Download Speed: 1,803 Mbps
Minneapolis, MN
  • Availability: 74.24%
  • Avg. Download Speed: 1,662 Mbps
Baltimore, MD
  • Availability: 96.09%
  • Avg. Download Speed: 1,855 Mbps
Portland, OR
  • Availability: 79.70%
  • Avg. Download Speed: 1,795 Mbps

XFINITY Frequently Asked Questions

  • How fast is XFINITY Business Internet?

    • The fastest available speed from XFINITY is 10,000 Mbps download 10,000 Mbps upload. Speed tiers start at 35 Mbps download and 20 Mbps upload for cheaper service packages.
    • The average speed most businesses can get from XFINITY is 1,677 Mbps download and 236 Mbps upload.
    • Our visitors rate XFINITY 3.76 out of 5 for speed.
  • Is XFINITY for business available in my area?

    • XFINITY is available to 35.61% of people in the United States. It is available in 49 states or territories, 12,141 cities, and 9,710 zip codes.
  • Does XFINITY have fiber business internet?

    • 7.21% of XFINITY customers can subscribe to fiber internet. These customers receive an average download speed of 843 Mbps and average upload speed of 524 Mbps.
  • Does XFINITY have cable business internet?

    • 98.60% of XFINITY customers can subscribe to cable internet. These customers receive an average download speed of 1,678 Mbps and average upload speed of 210 Mbps.
  • Does XFINITY have DSL business internet?

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

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