Quantum Fiber Internet Availability
Quantum Fiber internet availability by address. Enter a zip code, city, or address below to see all providers.
Quantum Fiber internet availability by address. Enter a zip code, city, or address below to see all providers.
Quantum Fiber has internet service available to 3.21% of people in the US. Among those covered, the breakdown by service type is as follows:
This map illustrates Quantum Fiber’s 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 and DSL.

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.
| Plan | Monthly Price | Typical Download Speed | Typical Upload Speed | Connection Type |
|---|---|---|---|---|
| Fiber Internet - Up to 200 - Price For Life | $30.00 | 216.1 Mbps | 215.3 Mbps | Fiber |
| Fiber Internet - Up to 500 - Price For Life | $50.00 | 527.6 Mbps | 531.7 Mbps | Fiber |
| Instant Internet - Up to 500 | $65.00 | 527.6 Mbps | 531.7 Mbps | Fiber |
| Fiber Internet - Up to 1 Gig - Price For Life | $75.00 | 1087.4 Mbps | 1070.6 Mbps | Fiber |
| Fiber Internet - Up to 2 Gig/1 Gig - Price For Life | $95.00 | 2103 Mbps | 1070.6 Mbps | Fiber |
| Fiber Internet - Up to 3 Gig - Price For Life | $100.00 | 3252.7 Mbps | 3208.3 Mbps | Fiber |
| Fiber Internet - Up to 8 Gig - Price For Life | $165.00 | 8085.5 Mbps | 8056.2 Mbps | Fiber |
Note: These provider-reported typical speeds reflect plan-specific expectations, while speed metrics elsewhere on our site measure maximum available performance across areas.
This map highlights Quantum Fiber coverage and speeds by state, Quantum Fiber has the biggest presence in Colorado, Washington, and Minnesota. Hover over each state to see Quantum Fiber availability by connection type, and click on a state to see all providers in that state.
Quantum Fiber has 45 reviews and ratings across the United States. If you'd like to tell others about your experience, you can rate or review Quantum Fiber here.
For detailed reviews, visit our Quantum Fiber Internet Reviews page.
Quantum Fiber frequently competes for customers with providers like T-Mobile Home Internet, Centurylink, and EarthLink. Below, we offer a side-by-side comparison of these ISPs based on key metrics such as service availability, average speeds, and customer ratings.
| Quantum Fiber vs T-Mobile Home Internet | |
|---|---|
| 95.03% Availability Overlap | |
![]() | ![]() |
| National Availability | |
| 3.21% | 85.72% |
| High Speed Availability | |
| 100.00% Fiber | 100.00% Fixed Wireless |
| Average Speed | |
| 3,169 Mbps | 63 Mbps |
| Customer Rating | |
(42) | (284) |
| Quantum Fiber vs Centurylink | |
|---|---|
| 93.80% Availability Overlap | |
![]() | ![]() |
| National Availability | |
| 3.21% | 11.60% |
| High Speed Availability | |
| 100.00% Fiber | 64.79% Fiber |
| Average Speed | |
| 3,169 Mbps | 681 Mbps |
| Customer Rating | |
(42) | (163) |
| Quantum Fiber vs EarthLink | |
|---|---|
| 81.70% Availability Overlap | |
![]() | ![]() |
| National Availability | |
| 3.21% | 76.09% |
| High Speed Availability | |
| 100.00% Fiber | 99.66% Fixed Wireless |
| Average Speed | |
| 3,169 Mbps | 180 Mbps |
| Customer Rating | |
(42) | (12) |
Quantum Fiber competes with 350 other ISPs across the U.S., defined as any provider that competes in at least some part of Quantum Fiber's service area. On average, customers within Quantum Fiber's service area have about 6.7 alternative ISP options to choose from.
Quantum Fiber is available in 1,110 cities throughout the country. Here is a list of the largest cities with Quantum Fiber internet service: