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Quantum Fiber Internet Availability

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

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Quantum Fiber is currently the 15th largest internet provider in the United States, operating in 17 states or territories covering 11,332,220 people, and offering speeds over 1,000 Mbps to 87.69% of those people. Quantum Fiber offers fiber and DSL connections, explore our comprehensive and frequently updated availability maps below.

Quantum Fiber Availability Maps

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:

  • Fiber internet for 100.00%
  • Cable for 0.00%
  • DSL for 0.01%
  • Fixed wireless for 0.00%

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.

Quantum Fiber 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.

Quantum Fiber Internet Plans & Pricing

PlanMonthly PriceTypical Download SpeedTypical Upload SpeedConnection Type
Fiber Internet - Up to 200 - Price For Life$30.00216.1 Mbps215.3 MbpsFiber
Fiber Internet - Up to 500 - Price For Life$50.00527.6 Mbps531.7 MbpsFiber
Instant Internet - Up to 500$65.00527.6 Mbps531.7 MbpsFiber
Fiber Internet - Up to 1 Gig - Price For Life$75.001087.4 Mbps1070.6 MbpsFiber
Fiber Internet - Up to 2 Gig/1 Gig - Price For Life$95.002103 Mbps1070.6 MbpsFiber
Fiber Internet - Up to 3 Gig - Price For Life$100.003252.7 Mbps3208.3 MbpsFiber
Fiber Internet - Up to 8 Gig - Price For Life$165.008085.5 Mbps8056.2 MbpsFiber

Note: These provider-reported typical speeds reflect plan-specific expectations, while speed metrics elsewhere on our site measure maximum available performance across areas.

Quantum Fiber Internet by State

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 Internet Customer Reviews

Quantum Fiber has an overall rating of 3.84 out of 5, with a total of 45 reviews and ratings across the United States. Ratings by service type include: Fiber: 3.84. If you'd like to tell others about your experience, you can rate or review Quantum Fiber here.

Connection

Customer Rating

Fiber

Fiber: 3.84 of 5 stars

(45)

For detailed reviews, visit our Quantum Fiber Internet Reviews page.

Quantum Fiber’s Biggest Competitors

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
Quantum Fiber logoT-Mobile Home Internet logo
National Availability
3.21%85.72%
High Speed Availability
100.00% Fiber100.00% Fixed Wireless
Average Speed
3,169 Mbps63 Mbps
Customer Rating
(42) (284)

Full Comparison

Quantum Fiber vs Centurylink
93.80% Availability Overlap
Quantum Fiber logoCenturylink logo
National Availability
3.21%11.60%
High Speed Availability
100.00% Fiber64.79% Fiber
Average Speed
3,169 Mbps681 Mbps
Customer Rating
(42) (163)

Full Comparison

Quantum Fiber vs EarthLink
81.70% Availability Overlap
Quantum Fiber logoEarthLink logo
National Availability
3.21%76.09%
High Speed Availability
100.00% Fiber99.66% Fixed Wireless
Average Speed
3,169 Mbps180 Mbps
Customer Rating
(42) (12)

Full Comparison

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.

Biggest Cities with Quantum Fiber Internet Service

Quantum Fiber is available in 1,110 cities throughout the country. Here is a list of the largest cities with Quantum Fiber internet service:

Minneapolis, MN
  • Availability: 39.15%
  • Avg. Download Speed: 3,923 Mbps
Denver, CO
  • Availability: 47.99%
  • Avg. Download Speed: 3,367 Mbps
Seattle, WA
  • Availability: 30.36%
  • Avg. Download Speed: 2,289 Mbps
Portland, OR
  • Availability: 30.69%
  • Avg. Download Speed: 2,277 Mbps
Phoenix, AZ
  • Availability: 18.87%
  • Avg. Download Speed: 3,585 Mbps

Las Vegas, NV
  • Availability: 34.65%
  • Avg. Download Speed: 3,313 Mbps
Orlando, FL
  • Availability: 22.79%
  • Avg. Download Speed: 3,038 Mbps
Salt Lake City, UT
  • Availability: 41.72%
  • Avg. Download Speed: 3,177 Mbps
Fort Myers, FL
  • Availability: 58.92%
  • Avg. Download Speed: 5,071 Mbps
Colorado Springs, CO
  • Availability: 35.28%
  • Avg. Download Speed: 4,010 Mbps

Des Moines, IA
  • Availability: 36.44%
  • Avg. Download Speed: 3,358 Mbps
St. Paul, MN
  • Availability: 80.32%
  • Avg. Download Speed: 4,093 Mbps
Tucson, AZ
  • Availability: 20.90%
  • Avg. Download Speed: 5,436 Mbps
Boise, ID
  • Availability: 26.95%
  • Avg. Download Speed: 2,290 Mbps
Omaha, NE
  • Availability: 20.70%
  • Avg. Download Speed: 1,900 Mbps

Quantum Fiber Frequently Asked Questions

  • How fast is Quantum Fiber Internet?

    • The fastest available speed from Quantum Fiber 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 people can get from Quantum Fiber is 3,169 Mbps download and 2,580 Mbps upload.
    • Have Quantum Fiber and want to see what speed you get? User our Quantum Fiber Speed Test tool to find out.
    • Our visitors rate Quantum Fiber 4.13 out of 5 for speed.
  • Is Quantum Fiber available in my area?

  • Does Quantum Fiber have fiber internet?

    • 100.00% of Quantum Fiber customers can subscribe to fiber internet. These customers receive an average download speed of 3,169 Mbps and average upload speed of 2,580 Mbps.
  • Does Quantum Fiber have cable internet?

    • Quantum Fiber does not offer any Cable internet service.
  • Does Quantum Fiber have DSL internet?

    • Quantum Fiber does not offer any DSL internet service.
  • Does Quantum Fiber have Fixed Wireless internet?

    • Quantum Fiber does not offer any Fixed internet service.