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i3 Broadband Internet Availability

i3 Broadband internet availability by address. Enter a zip code, city, or address below to see all providers.

Jump to: Availability Maps| Plans & Pricing | Customer Reviews | Biggest Competitors| FAQ| Business Internet

i3 Broadband a large multi-regional internet service provider, operating in 3 states or territories covering 848,554 people, and offering speeds over 1,000 Mbps to 100.00% of those people. i3 Broadband offers fiber and cable connections, explore our comprehensive and frequently updated availability maps below.

i3 Broadband Availability Maps

i3 Broadband has internet service available to less than 1% of people in the US. Among those covered, the breakdown by service type is as follows:

  • Fiber internet for 94.34%
  • Cable for 5.70%
  • DSL for 0.00%
  • Fixed wireless for 0.00%

This map illustrates i3 Broadband’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 cable.

i3 Broadband 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.

i3 Broadband Internet Plans & Pricing

PlanMonthly PriceTypical Download SpeedTypical Upload SpeedConnection Type
Starting At$40.004150 Mbps4150 MbpsFiber

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

i3 Broadband Internet by State

This map highlights i3 Broadband coverage and speeds by state, i3 Broadband has the biggest presence in Illinois, Missouri, and Rhode Island. Hover over each state to see i3 Broadband availability by connection type, and click on a state to see all providers in that state.

i3 Broadband Internet Customer Reviews

i3 Broadband has an overall rating of 4.13 out of 5, with a total of 23 reviews and ratings across the United States. Ratings by service type include: Fiber: 4.24 stars, Cable: 2.00 stars, DSL: not been rated by customers yet, Fixed Wireless: 4.00 stars. If you'd like to tell others about your experience, you can rate or review i3 Broadband here.

Connection

Customer Rating

Fiber

Fiber: 4.238095238000 of 5 stars

21

Cable

Cable: 2.000000000000 of 5 stars

1

Fixed Wireless

Fixed Wireless: 4.000000000000 of 5 stars

1

For detailed reviews, visit our i3 Broadband Internet Reviews page.

i3 Broadband’s Biggest Competitors

i3 Broadband frequently competes for 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.

i3 Broadband vs T-Mobile Home Internet
96.53% Availability Overlap
i3 Broadband logoT-Mobile Home Internet logo
National Availability
less than 1%85.72%
High Speed Availability
94.34% Fiber100.00% Fixed Wireless
Average Speed
4,382 Mbps77 Mbps
Customer Rating
(23) (284)

Full Comparison

i3 Broadband vs EarthLink
90.54% Availability Overlap
i3 Broadband logoEarthLink logo
National Availability
less than 1%76.09%
High Speed Availability
94.34% Fiber26.53% Fiber
Average Speed
4,382 Mbps1,209 Mbps
Customer Rating
(23) (12)

Full Comparison

i3 Broadband vs AT&T
90.29% Availability Overlap
i3 Broadband logoAT&T logo
National Availability
less than 1%71.22%
High Speed Availability
94.34% Fiber25.96% Fiber
Average Speed
4,382 Mbps1,207 Mbps
Customer Rating
(23) (924)

Full Comparison

i3 Broadband competes with 37 other ISPs across the U.S., defined as any provider that competes in at least some part of i3 Broadband's service area. On average, customers within i3 Broadband's service area have about 6.2 alternative ISP options to choose from.

Biggest Cities with i3 Broadband Internet Service

i3 Broadband is available in 92 cities throughout the country. Here is a list of the largest cities with i3 Broadband internet service:

St. Louis, MO
  • Availability: 9.69%
  • Avg. Download Speed: 8,000 Mbps
Champaign, IL
  • Availability: 88.03%
  • Avg. Download Speed: 1,000 Mbps
Peoria, IL
  • Availability: 69.01%
  • Avg. Download Speed: 1,000 Mbps
Chicago, IL
  • Availability: 0.73%
  • Avg. Download Speed: 8,000 Mbps
Providence, RI
  • Availability: 2.89%
  • Avg. Download Speed: 2,000 Mbps

St. Peters, MO
  • Availability: 58.54%
  • Avg. Download Speed: 8,000 Mbps
Urbana, IL
  • Availability: 69.54%
  • Avg. Download Speed: 1,000 Mbps
Springfield, IL
  • Availability: 26.33%
  • Avg. Download Speed: 1,000 Mbps
Pekin, IL
  • Availability: 88.43%
  • Avg. Download Speed: 1,000 Mbps
Rockford, IL
  • Availability: 16.94%
  • Avg. Download Speed: 8,000 Mbps

Ballwin, MO
  • Availability: 55.63%
  • Avg. Download Speed: 8,000 Mbps
St. Charles, MO
  • Availability: 20.46%
  • Avg. Download Speed: 8,000 Mbps
Galesburg, IL
  • Availability: 72.15%
  • Avg. Download Speed: 8,000 Mbps
Bristol, RI
  • Availability: 89.85%
  • Avg. Download Speed: 2,000 Mbps
Barrington, RI
  • Availability: 95.46%
  • Avg. Download Speed: 2,000 Mbps

i3 Broadband Frequently Asked Questions

  • How fast is i3 Broadband Internet?

    • The fastest available speed from i3 Broadband is 8,000 Mbps download 8,000 Mbps upload. Speed tiers start at 1,000 Mbps download and 40 Mbps upload for cheaper service packages.
    • The average speed most people can get from i3 Broadband is 4,382 Mbps download and 4,270 Mbps upload.
    • Have i3 Broadband and want to see what speed you get? User our i3 Broadband Speed Test tool to find out.
    • Our visitors rate i3 Broadband 4.52 out of 5 for speed.
  • Is i3 Broadband available in my area?

  • Does i3 Broadband have fiber internet?

    • 94.34% of i3 Broadband customers can subscribe to fiber internet. These customers receive an average download speed of 4,524 Mbps and average upload speed of 4,524 Mbps.
  • Does i3 Broadband have cable internet?

    • 5.70% of i3 Broadband customers can subscribe to cable internet. These customers receive an average download speed of 2,000 Mbps and average upload speed of 40 Mbps.
  • Does i3 Broadband have DSL internet?

    • i3 Broadband does not offer any DSL internet service.
  • Does i3 Broadband have Fixed Wireless internet?

    • i3 Broadband does not offer any Fixed internet service.