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Optimum Business Internet Availability

Optimum 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

Optimum is currently the 11th largest business internet provider in the United States, operating in 27 states or territories covering 12,830,134 people, and offering speeds of 1,000 Mbps or more to 52.49% of those people. Optimum offers cable and fiber connections, explore our comprehensive and frequently updated availability maps below.

Optimum Business Internet Availability Maps

Optimum has business internet service available to 3.64% of people in the US. Among those covered, the breakdown by service type is as follows:

  • Fiber internet for 53.33%
  • Cable for 99.83%
  • DSL for 0.00%
  • Fixed wireless for 0.00%

This map illustrates Optimum’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.

Optimum 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.

Optimum Business Internet by State

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

Optimum’s Biggest Competitors

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

Optimum vs T-Mobile Home Internet
94.24% Availability Overlap
Optimum logoT-Mobile Home Internet logo
National Availability
5.86%85.87%
High Speed Availability
56.05% Fiber100.00% Fixed Wireless
Average Speed
4,787 Mbps65 Mbps
Customer Rating
(246) (284)
Optimum vs EarthLink
87.12% Availability Overlap
Optimum logoEarthLink logo
National Availability
5.86%75.17%
High Speed Availability
56.05% Fiber69.19% Fiber
Average Speed
4,787 Mbps1,460 Mbps
Customer Rating
(246) (12)
Optimum vs Verizon
81.64% Availability Overlap
Optimum logoVerizon logo
National Availability
5.86%58.38%
High Speed Availability
56.05% Fiber64.01% Fiber
Average Speed
4,787 Mbps1,196 Mbps
Customer Rating
(246) (723)

Optimum competes with 375 other ISPs across the U.S., defined as any provider that competes in at least some part of Optimum's service area. On average, customers within Optimum's service area have about 4.3 alternative ISP options to choose from.

Biggest Cities with Optimum Business Internet Service

Optimum is available in 3,332 cities throughout the country. Here is a list of the largest cities with Optimum business internet service:

New York, NY
  • Availability: 93.25%
  • Avg. Download Speed: 9,980 Mbps
Brooklyn, NY
  • Availability: 99.84%
  • Avg. Download Speed: 10,000 Mbps
Queens, NY
  • Availability: 96.78%
  • Avg. Download Speed: 10,000 Mbps
Manhattan, NY
  • Availability: 96.82%
  • Avg. Download Speed: 10,000 Mbps
Bronx, NY
  • Availability: 99.40%
  • Avg. Download Speed: 10,000 Mbps
Boston, MA
  • Availability: 28.02%
  • Avg. Download Speed: 10,000 Mbps
Philadelphia, PA
  • Availability: 21.48%
  • Avg. Download Speed: 10,000 Mbps
Miami, FL
  • Availability: 13.81%
  • Avg. Download Speed: 10,000 Mbps
Washington, DC
  • Availability: 12.23%
  • Avg. Download Speed: 9,987 Mbps
Phoenix, AZ
  • Availability: 15.82%
  • Avg. Download Speed: 10,000 Mbps
Bridgeport, CT
  • Availability: 76.68%
  • Avg. Download Speed: 9,969 Mbps
Poughkeepsie, NY
  • Availability: 60.08%
  • Avg. Download Speed: 9,144 Mbps
Baltimore, MD
  • Availability: 12.35%
  • Avg. Download Speed: 10,000 Mbps
Newark, NJ
  • Availability: 98.67%
  • Avg. Download Speed: 10,000 Mbps
Houston, TX
  • Availability: 4.05%
  • Avg. Download Speed: 931 Mbps

Optimum Frequently Asked Questions

  • How fast is Optimum Business Internet?

    • The fastest available speed from Optimum is 8,000 Mbps download 8,000 Mbps upload. Speed tiers start at 10 Mbps download and 1.0 Mbps upload for cheaper service packages.
    • The average speed most businesses can get from Optimum is 4,630 Mbps download and 4,223 Mbps upload.
    • Our visitors rate Optimum 3.55 out of 5 for speed.
  • Is Optimum for business available in my area?

    • Optimum is available to 3.64% of people in the United States. It is available in 27 states or territories, 3,332 cities, and 2,676 zip codes.
  • Does Optimum have fiber business internet?

    • 53.33% of Optimum customers can subscribe to fiber internet. These customers receive an average download speed of 7,889 Mbps and average upload speed of 7,889 Mbps.
  • Does Optimum have cable business internet?

    • 99.83% of Optimum customers can subscribe to cable internet. These customers receive an average download speed of 924 Mbps and average upload speed of 34 Mbps.
  • Does Optimum have DSL business internet?

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

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