Optimum Business Internet Availability
Optimum business internet availability by address. Enter a zip code, city, or address below to see all providers.
Optimum business internet availability by address. Enter a zip code, city, or address below to see all providers.
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:
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.

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.
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 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 | |
![]() | ![]() |
| National Availability | |
| 5.86% | 85.87% |
| High Speed Availability | |
| 56.05% Fiber | 100.00% Fixed Wireless |
| Average Speed | |
| 4,787 Mbps | 65 Mbps |
| Customer Rating | |
(246) | (284) |
| Optimum vs EarthLink | |
|---|---|
| 87.12% Availability Overlap | |
![]() | ![]() |
| National Availability | |
| 5.86% | 75.17% |
| High Speed Availability | |
| 56.05% Fiber | 69.19% Fiber |
| Average Speed | |
| 4,787 Mbps | 1,460 Mbps |
| Customer Rating | |
(246) | (12) |
| Optimum vs Verizon | |
|---|---|
| 81.64% Availability Overlap | |
![]() | ![]() |
| National Availability | |
| 5.86% | 58.38% |
| High Speed Availability | |
| 56.05% Fiber | 64.01% Fiber |
| Average Speed | |
| 4,787 Mbps | 1,196 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.
Optimum is available in 3,332 cities throughout the country. Here is a list of the largest cities with Optimum business internet service: