Best Internet Providers in Carterville, IL
All 10 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in Carterville, IL
Carterville has 10 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, Fixed Wireless, and DSL internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Carterville.
Ranks compare Carterville with the 15,682 US towns of 1,000 to 9,999 people, the tiers of our fastest-cities rankings.
The Best Internet in Carterville, IL at a Glance
Carterville Internet Providers, Ranked by Coverage, Speed and Customer Ratings
Mediacom
Connection
Customer Rating
Fiber
Cable
Fixed Wireless
Frontier
Connection
Customer Rating
Fiber
DSL
Sparklight
Connection
Customer Rating
Fiber
Hamilton County Communications
Connection
Customer Rating
Fiber
Providers with less than 1% coverage in this city are excluded from the list. To see if one of these providers is available at your home, please use the address search above.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Carterville ratings may vary and are shown below.
Who is the Best Internet Provider in Carterville, IL?
T-Mobile Home Internet is the best internet provider in Carterville based on Illinois customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, T-Mobile Home Internet had the best reviews at the local, state, and national levels versus all available providers in Carterville, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 94.05% of the city.
Click here to get T-Mobile Home Internet
or call 1-833-601-2935
Which Providers are Available at my Home in Carterville?
Coverage changes block by block. Pick a provider and a technology to see where its service reaches: the darker the area, the larger the share of homes it covers. For your exact address, use the address search above.
Coverage map for each provider in Carterville
- Frontier - fiber coverage map
- Sparklight - fiber coverage map
- Mediacom - cable coverage map
- Hamilton County Communications - fiber coverage map
- Verizon - fixed wireless coverage map
- Wisper Internet - fixed wireless coverage map
- Mediacom - fiber coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- 4SIWI - fiber coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
- Mediacom - fixed wireless coverage map
- Frontier - dsl coverage map
How Carterville Compares to Places Its Size
Carterville's report card score is in the top 15% and its connectivity index is in the top 50%.
| Measure | Carterville | Rank among US towns of 1,000 to 9,999 people | Williamson County | Illinois | US | Leader |
|---|---|---|---|---|---|---|
| ISP Report Card inputs: what providers offer here | ||||||
| Fiber availability | 88.1% | top 39% | 94.7% | 47.6% | 71.5% | 1,056 places at 100.0% |
| Average top speed | 5,739 Mbps | top 9% | 6,594 Mbps | 3,187 Mbps | 3,486 Mbps | Collegedale, TN and Lakesite, TN and 2 more (25,000 Mbps) |
| Providers at a typical address | 6.5 | top 28% | 7.4 | 7.3 | 7.1 | McLendon-Chisholm, TX (14.2) |
| Connectivity index inputs: how much households need and use the internet | ||||||
| People per household | 2.5 | top 45% | 2.3 | 2.6 | 2.7 | St. George, GA (6.2) |
| Workers who work from home | 10% | top 46% | 9% | 16% | 15% | Indian Springs, NV (76%) |
| Homes with a computer, tablet or phone | 92% | bottom 36% | 94% | 95% | 96% | 515 places at 100% |
| Homes with internet | 89% | top 45% | 89% | 91% | 91% | 115 places at 100% |
| Homes on fiber, cable or DSL | 67% | top 48% | 60% | 75% | 76% | Bunkerville, NV and Fort Myer, VA and 3 more (100%) |
| More about the households here | ||||||
| Homes with a desktop or laptop | 76% | top 46% | 72% | 81% | 81% | 12 places at 100% |
| Median household income | $74,911 | top 49% | $69,764 | $95,616 | $93,246 | 16 places at $250,001 |
| Residents in school (6th grade to college) | 14% | top 33% | 13% | 16% | 16% | University Park, PA (95%) |
Fiber reaches 88.1% of homes in Carterville, against 94.7% across Williamson County and 47.6% across Illinois. Households in Carterville are smaller than the US average (2.5 people against 2.7); 10% of workers work from home (US 15%); and the median household income is $74,911 (US $93,246).
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Fiber, 5G, Cable and DSL Internet in Carterville
Which Fiber Internet Providers are Available in Carterville?
Frontier Fiber in Carterville, IL
Availability:
66.9%
Customer Rating:
(119)
Avg. Download Speed
6,887 Mbps
Frontier Communications offers Fiber service to 66.9% of Carterville homes. Across the city, Frontier Fiber has speeds up to 6,887 Mbps, with speeds from 5,000 Mpbs up to 7,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for Frontier Fiber. Frontier Fiber is rated about the same as other types of internet service available in Carterville from Frontier in terms of customer satisfaction.
Sparklight Fiber in Carterville, IL
Availability:
64.7%
Customer Rating:
(23)
Avg. Download Speed
7,000 Mbps
Sparklight offers Fiber service to 64.7% of Carterville homes. Across the city, Sparklight Fiber is the only type of service available from the company, with speeds up to 7,000 Mbps
Hamilton County Communications Fiber in Carterville, IL
Availability:
51.7%
Customer Rating:
(1)
Avg. Download Speed
1,000 Mbps
Hamilton County Communications offers Fiber service to 51.7% of Carterville homes. Across the city, Hamilton County Communications Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Mediacom Fiber in Carterville, IL
Availability:
11.5%
Customer Rating:
(7)
Avg. Download Speed
1,000 Mbps
Mediacom offers Fiber service to 11.5% of Carterville homes. Across the city, Mediacom Fiber has speeds up to 1,000 Mbps
4SIWI Fiber in Carterville, IL
Availability:
1.3%
Customer Rating:
(0)
Avg. Download Speed
1,000 Mbps
Southern Illinois Wireless Internet offers Fiber service to 1.3% of Carterville homes. Across the city, 4SIWI Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Which Fixed Wireless and LTE Internet Providers are Available in Carterville?
T-Mobile Home Internet Fixed Wireless in Carterville, IL
Availability:
94.1%
Customer Rating:
(342)
Avg. Download Speed
73 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 94.1% of Carterville homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 73 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 14 Mbps throughout the city.
Verizon Fixed Wireless in Carterville, IL
Availability:
79.3%
Customer Rating:
(362)
Avg. Download Speed
231 Mbps
Verizon offers Fixed Wireless service to 79.3% of Carterville homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 231 Mbps, with speeds from 25 Mpbs up to 300 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 20, with an average of 16 Mbps throughout the city.
Wisper Internet Fixed Wireless in Carterville, IL
Availability:
64.6%
Customer Rating:
(2)
Avg. Download Speed
227 Mbps
Wisper Internet offers Fixed Wireless service to 64.6% of Carterville homes. Across the city, Wisper Internet Fixed Wireless is the only type of service available from the company, with speeds up to 227 Mbps, with speeds from 100 Mpbs up to 400 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 20 and as high as 30, with an average of 24 Mbps throughout the city.
EarthLink Fixed Wireless in Carterville, IL
Availability:
46.0%
Customer Rating:
(4)
Avg. Download Speed
25 Mbps
EarthLink offers Fixed Wireless service to 46.0% of Carterville homes. Across the city, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 25 Mbps
AT&T Fixed Wireless in Carterville, IL
Availability:
46.0%
Customer Rating:
(205)
Avg. Download Speed
25 Mbps
AT&T offers Fixed Wireless service to 46.0% of Carterville homes. Across the city, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 25 Mbps
Mediacom Fixed Wireless in Carterville, IL
Availability:
8.7%
Customer Rating:
(4)
Avg. Download Speed
50 Mbps
Mediacom offers Fixed Wireless service to 8.7% of Carterville homes. Across the city, Mediacom Fixed Wireless has speeds up to 50 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 8.4 Mbps throughout the city.
Which Cable Internet Providers are Available in Carterville?
Mediacom Cable in Carterville, IL
Availability:
91.1%
Customer Rating:
(82)
Avg. Download Speed
1,000 Mbps
Mediacom offers Cable service to 91.1% of Carterville homes. Across the city, Mediacom Cable has speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in Carterville?
Frontier DSL in Carterville, IL
Availability:
23.0%
Customer Rating:
(58)
Avg. Download Speed
13 Mbps
Frontier Communications offers DSL service to 23.0% of Carterville homes. Across the city, Frontier DSL has speeds up to 13 Mbps, with speeds from 10 Mpbs up to 70 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 3.0, with an average of 1.1 Mbps throughout the city. Frontier DSL is rated higher than other types of internet service available in Carterville from Frontier in terms of customer satisfaction.
Internet in Carterville by Neighborhood and ZIP Code
Carterville has 1 ZIP code with its own page. Each row links to that place’s page.
Neighborhoods in Carterville
| Neighborhood | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|
ZIP codes in Carterville
| ZIP code | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| 62918 | 10,889 | 87.5% | 5,790 Mbps | 6.7 | B+ | 50/100 |
How Carterville Compares to Nearby Places
The 10 places nearest to Carterville that have their own pages are all within 7 miles. Among them, Energy has the most homes with fiber (99.9%) and Cambria the fewest (81.6%); Carterville has 88.1%.
| Place | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Carterville (this page) | 7,566 | 88.1% | 5,739 Mbps | 6.5 | B+ | 48/100 |
| Herrin | 12,438 | 99.0% | 6,465 Mbps | 6.1 | A- | 43/100 |
| Cambria | 1,866 | 81.6% | 5,593 Mbps | 6.5 | B | 57/100 |
| Crainville | 1,340 | 99.4% | 6,829 Mbps | 7.2 | A | 57/100 |
| Energy | 1,215 | 99.9% | 6,689 Mbps | 6.9 | A | 47/100 |
| Hurst | 824 | 28.3% | 2,672 Mbps | 5.4 | C+ | 25/100 |
| Crab Orchard Estates | 697 | 97.7% | 7,528 Mbps | 7.6 | A- | 51/100 |
| Colp | 449 | 14.9% | 1,773 Mbps | 3.9 | C- | 46/100 |
| Bush | 241 | 97.9% | 6,876 Mbps | 6.5 | A- | 25/100 |
| Reeds Station | 80 | 62.5% | 2,874 Mbps | 5.5 | C+ | 48/100 |
| Stiritz | 40 | 100.0% | 10,000 Mbps | 9 | A+ | 31/100 |
Who is the Fastest Internet Provider in Carterville?
According to unbiased feedback from real internet customers, they reported being happiest with speeds provided by T-Mobile Home Internet. On the other hand, based on data provided by the internet providers to the FCC, Sparklight should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.
Data Reported to FCC by ISPs: Average Maximum Available in Carterville
| Frontier Communications | 7,000 |
|---|---|
| Sparklight | 7,000 |
| Mediacom | 1,000 |
| Hamilton County Communications | 1,000 |
| Southern Illinois Wireless Internet | 1,000 |
| Wisper Internet | 400 |
| Verizon | 300 |
| T-Mobile Home Internet | 100 |
| Viasat | 100 |
| HughesNet | 25 |
| AT&T | 25 |
| EarthLink | 25 |
How fast is your internet?
Test your connection here and see it next to the speeds providers advertise in Carterville. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for Carterville Internet Providers
Based on 110 reviews from Illinois internet customers, T-Mobile Home Internet is the best internet service provider for Carterville residents. T-Mobile Home Internet was rated at an average of 3.94 out of 5 in our report for overall customer satisfaction. Verizon wins for second-place in Illinois, with 4.00 out of 5 stars and 79.3% coverage in Carterville.
At a national level, based on 2580 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.02 out of 5.
Local, State, and National Ratings for all Carterville Internet Providers
The table below shows average customer ratings from customers in Carterville, Illinois, and customers throughout the country.
| ISP / Tech Type | Carterville Overall | Illinois Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (18) | (342) | View Plans | ||
| Verizon | (0) | (9) | (816) | View Plans | ||
| AT&T | (0) | (51) | (1051) | View Plans | ||
| Sparklight | (0) | (6) | (82) | View Plans | ||
| Wisper Internet | (0) |  (1) | (3) | View Plans | ||
| Mediacom | (0) | (20) | (93) | View Plans | ||
| Viasat | (0) |  (1) |  (12) | View Plans | ||
| Frontier | (0) | (5) | (177) | View Plans | ||
| Hamilton County Communications | (0) | (0) | (1) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans | ||
| 4SIWI | (0) | (0) | (0) | View Plans |
Customer Ratings for Internet Provider Speeds in Carterville
Based on data reported by Carterville ISPs to the FCC, the fastest speeds in the city are available through Sparklight. The company offers speeds up to 7,000 Mbps in Carterville. Therefore, the average customer can get up to 7,000 Mbps if they’re willing to purchase the fastest subscription tier available at their homes.
However, actual customers rated their satisfaction with internet speed highest with T-Mobile Home Internet. This indicates T-Mobile Home Internet reliably delivers speeds expected by the customer based on the plan they are paying for.
| ISP / Tech Type | Carterville Speed | Illinois Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (18) | (342) | View Plans | ||
| Mediacom | (0) | (20) | (93) | View Plans | ||
| Verizon | (0) | (9) | (816) | View Plans | ||
| Sparklight | (0) | (6) | (82) | View Plans | ||
| Frontier | (0) | (5) | (177) | View Plans | ||
| AT&T | (0) | (51) | (1051) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| Wisper Internet | (0) | (1) | (3) | View Plans | ||
| Hamilton County Communications | (0) | (0) | (1) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans | ||
| 4SIWI | (0) | (0) | (0) | View Plans |
Who is the Cheapest Internet Provider in Carterville?
Of the providers in Carterville, customers rate Verizon the best for price. Data comes from customers rating their satisfaction with pricing: in Carterville where enough of them have reviewed a provider, otherwise across Illinois or the country. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
Verizon is rated 4.00 out of 5 for price, which is higher than the average across all internet providers in the country. T-Mobile Home Internet is rated second for affordability, with an average price rating of 3.78 out of 5.
The table below shows how customers in Carterville, Illinois, and the United States rated the affordability of their internet service.
Rated Affordability in Carterville
| ISP / Tech Type | Carterville Affordability | Illinois Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| Verizon | (0) | (9) | (816) | View Plans | ||
| T-Mobile Home Internet | (0) | (18) | (342) | View Plans | ||
| Frontier | (0) | (5) | (177) | View Plans | ||
| AT&T | (0) | (51) | (1051) | View Plans | ||
| Wisper Internet | (0) | (1) | (3) | View Plans | ||
| Sparklight | (0) | (6) | (82) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| Mediacom | (0) | (20) | (93) | View Plans | ||
| Hamilton County Communications | (0) | (0) | (1) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans | ||
| 4SIWI | (0) | (0) | (0) | View Plans |
Customer Reviews for Internet Service Providers in Illinois
Customer Reviews
ISPReports User
Pavlov Media Fiber
November 13, 2026 Carol
McDonough Telephone Cooperative Fiber
October 26, 2026 Fast, friendly service. Appreciate being able to get quick help by calling. Actually get a person on the phone
ISPReports User
McDonough Telephone Cooperative Fiber
October 09, 2026 61438
McDonough Telephone Cooperative Fiber
October 08, 2026 MTC has been a great internet for my family. Rather it be gaming system speed, or just watching tv in multiple rooms, The internet seems to run smoothly. I very seldom have internet interruption. When we do it is usually due to storm taking out a pole, or upgrading the system. It usually has been a short time when it does happen.
ISPReports User
MTC Technologies Fiber
October 08, 2026 Rate your provider
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Which ISP Should You Choose in Carterville?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in Carterville is T-Mobile Home Internet.
- The fastest internet provider should be Sparklight. Considering speed for the money and reliability in speeds, T-Mobile Home Internet may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Carterville is Verizon.
- Viasat, T-Mobile Home Internet, and HughesNet has the broadest coverage in Carterville, available to 94.1% of homes, and is most likely to cover your home. To find out exactly what’s available at your home, please use our address search tool.