Best Internet Providers in Alton, IL
All 9 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in Alton, IL
Alton has 9 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless 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 Alton.
Ranks compare Alton with the 1,383 US suburban and regional cities (25,000 to 49,999 people), the tiers of our fastest-cities rankings.
The Best Internet in Alton, IL at a Glance
Alton Internet Providers, Ranked by Coverage, Speed and Customer Ratings
Spectrum
Connection
Customer Rating
Fiber
Cable
EarthLink
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
T-Mobile Home Internet
Connection
Customer Rating
Fixed Wireless
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 Alton ratings may vary and are shown below.
Who is the Best Internet Provider in Alton, IL?
T-Mobile Home Internet is the best internet provider in Alton 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 Alton, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 95.90% 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 Alton?
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 Alton
- AT&T - fiber coverage map
- EarthLink - fiber coverage map
- Spectrum - cable coverage map
- i3 Broadband - fiber coverage map
- Sparklight - fiber coverage map
- Verizon - fixed wireless coverage map
- Wisper Internet - fixed wireless coverage map
- Spectrum - fiber coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- AT&T - dsl coverage map
- EarthLink - dsl coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
- Nextlink - fixed wireless coverage map
How Alton Compares to Places Its Size
Alton's report card score is in the bottom 35% and its connectivity index is in the bottom 23%.
| Measure | Alton | Rank among US suburban and regional cities (25,000 to 49,999 people) | Madison County | Illinois | US | Leader |
|---|---|---|---|---|---|---|
| ISP Report Card inputs: what providers offer here | ||||||
| Fiber availability | 60.1% | bottom 27% | 56.1% | 47.6% | 71.5% | 25 places at 100.0% |
| Average top speed | 3,282 Mbps | top 49% | 3,277 Mbps | 3,187 Mbps | 3,486 Mbps | Hixson, TN (25,000 Mbps) |
| Providers at a typical address | 7.1 | bottom 49% | 7.3 | 7.3 | 7.1 | San Lorenzo, CA (13) |
| Connectivity index inputs: how much households need and use the internet | ||||||
| People per household | 2.4 | bottom 27% | 2.4 | 2.6 | 2.7 | Kiryas Joel, NY (5.1) |
| Workers who work from home | 11% | bottom 39% | 13% | 16% | 15% | Venice, CA (47%) |
| Homes with a computer, tablet or phone | 95% | bottom 33% | 95% | 95% | 96% | 16 places at 100% |
| Homes with internet | 91% | bottom 35% | 92% | 91% | 91% | 13 places at 99% |
| Homes on fiber, cable or DSL | 74% | bottom 28% | 76% | 75% | 76% | Burke, VA and Colleyville, TX and 3 more (94%) |
| More about the households here | ||||||
| Homes with a desktop or laptop | 75% | bottom 23% | 80% | 81% | 81% | University Park, TX (99%) |
| Median household income | $62,967 | bottom 15% | $87,313 | $95,616 | $93,246 | Scarsdale, NY ($244,191) |
| Residents in school (6th grade to college) | 14% | bottom 38% | 16% | 16% | 16% | Rexburg, ID (71%) |
Fiber reaches 60.1% of homes in Alton, against 56.1% across Madison County and 47.6% across Illinois. Households in Alton are smaller than the US average (2.4 people against 2.7); 11% of workers work from home (US 15%); and the median household income is $62,967 (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 Alton
Which Fiber Internet Providers are Available in Alton?
EarthLink Fiber in Alton, IL
Availability:
49.2%
Customer Rating:
(6)
Avg. Download Speed
4,514 Mbps
EarthLink offers Fiber service to 49.2% of Alton homes. Across the city, EarthLink Fiber has speeds up to 4,514 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for EarthLink Fiber. EarthLink Fiber is rated about the same as other types of internet service available in Alton from EarthLink in terms of customer satisfaction.
AT&T Fiber in Alton, IL
Availability:
49.2%
Customer Rating:
(542)
Avg. Download Speed
4,514 Mbps
AT&T offers Fiber service to 49.2% of Alton homes. Across the city, AT&T Fiber has speeds up to 4,514 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for AT&T Fiber. AT&T Fiber is rated lower than other types of internet service available in Alton from AT&T in terms of customer satisfaction.
i3 Broadband Fiber in Alton, IL
Availability:
7.2%
Customer Rating:
(27)
Avg. Download Speed
8,000 Mbps
i3 Broadband offers Fiber service to 7.2% of Alton homes. Across the city, i3 Broadband Fiber is the only type of service available from the company, with speeds up to 8,000 Mbps
Spectrum Fiber in Alton, IL
Availability:
6.5%
Customer Rating:
(207)
Avg. Download Speed
1,000 Mbps
Spectrum offers Fiber service to 6.5% of Alton homes. Across the city, Spectrum Fiber has speeds up to 1,000 Mbps
Sparklight Fiber in Alton, IL
Availability:
3.9%
Customer Rating:
(23)
Avg. Download Speed
7,000 Mbps
Sparklight offers Fiber service to 3.9% of Alton homes. Across the city, Sparklight Fiber is the only type of service available from the company, with speeds up to 7,000 Mbps
Which Fixed Wireless and LTE Internet Providers are Available in Alton?
T-Mobile Home Internet Fixed Wireless in Alton, IL
Availability:
95.9%
Customer Rating:
(342)
Avg. Download Speed
67 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 95.9% of Alton homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 67 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 13 Mbps throughout the city.
Verizon Fixed Wireless in Alton, IL
Availability:
84.7%
Customer Rating:
(362)
Avg. Download Speed
169 Mbps
Verizon offers Fixed Wireless service to 84.7% of Alton homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 169 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 13 Mbps throughout the city.
EarthLink Fixed Wireless in Alton, IL
Availability:
48.5%
Customer Rating:
(4)
Avg. Download Speed
39 Mbps
EarthLink offers Fixed Wireless service to 48.5% of Alton homes. Across the city, EarthLink Fixed Wireless has speeds up to 39 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 6.3 Mbps throughout the city.
AT&T Fixed Wireless in Alton, IL
Availability:
48.5%
Customer Rating:
(205)
Avg. Download Speed
39 Mbps
AT&T offers Fixed Wireless service to 48.5% of Alton homes. Across the city, AT&T Fixed Wireless has speeds up to 39 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 6.3 Mbps throughout the city.
Wisper Internet Fixed Wireless in Alton, IL
Availability:
45.4%
Customer Rating:
(2)
Avg. Download Speed
192 Mbps
Wisper Internet offers Fixed Wireless service to 45.4% of Alton homes. Across the city, Wisper Internet Fixed Wireless is the only type of service available from the company, with speeds up to 192 Mbps, with speeds from 25 Mpbs up to 400 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 30, with an average of 20 Mbps throughout the city.
Nextlink Fixed Wireless in Alton, IL
Availability:
1.4%
Customer Rating:
(14)
Avg. Download Speed
325 Mbps
Nextlink offers Fixed Wireless service to 1.4% of Alton homes. Across the city, Nextlink Fixed Wireless is the only type of service available from the company, with speeds up to 325 Mbps, with speeds from 200 Mpbs up to 500 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 100 and as high as 200, with an average of 122 Mbps throughout the city.
Which Cable Internet Providers are Available in Alton?
Spectrum Cable in Alton, IL
Availability:
96.3%
Customer Rating:
(1739)
Avg. Download Speed
1,000 Mbps
Spectrum offers Cable service to 96.3% of Alton homes. Across the city, Spectrum Cable has speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in Alton?
EarthLink DSL in Alton, IL
Availability:
84.8%
Customer Rating:
(5)
Avg. Download Speed
48 Mbps
EarthLink offers DSL service to 84.8% of Alton homes. Across the city, EarthLink DSL has speeds up to 48 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 9.9 Mbps throughout the city. EarthLink DSL is rated higher than other types of internet service available in Alton from EarthLink in terms of customer satisfaction.
AT&T DSL in Alton, IL
Availability:
84.8%
Customer Rating:
(304)
Avg. Download Speed
48 Mbps
AT&T offers DSL service to 84.8% of Alton homes. Across the city, AT&T DSL has speeds up to 48 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 9.9 Mbps throughout the city. AT&T DSL is rated about the same as other types of internet service available in Alton from AT&T in terms of customer satisfaction.
Internet in Alton by Neighborhood and ZIP Code
Alton has 1 ZIP code with its own page. Each row links to that place’s page.
Neighborhoods in Alton
| Neighborhood | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|
ZIP codes in Alton
| ZIP code | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| 62002 | 30,154 | 61.3% | 3,448 Mbps | 7.2 | B | 58/100 |
How Alton Compares to Nearby Places
The 10 places nearest to Alton that have their own pages are all within 7 miles, 1 of them in Missouri. Among them, Roxana has the most homes with fiber (80.8%) and Hartford the fewest (30.3%); Alton has 60.1%.
| Place | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Alton (this page) | 26,148 | 60.1% | 3,282 Mbps | 7.1 | B | 56/100 |
| Godfrey | 19,417 | 70.8% | 5,151 Mbps | 7.3 | B | 64/100 |
| Bethalto | 11,573 | 73.7% | 5,355 Mbps | 6.7 | B | 60/100 |
| Wood River | 11,510 | 61.5% | 3,128 Mbps | 8.2 | B | 52/100 |
| East Alton | 8,411 | 67.2% | 4,866 Mbps | 7 | B | 44/100 |
| Cottage Hills | 3,577 | 65.8% | 4,503 Mbps | 6.5 | B | 68/100 |
| Roxana | 1,664 | 80.8% | 4,213 Mbps | 9 | B+ | 54/100 |
| Hartford | 1,195 | 30.3% | 2,199 Mbps | 8.5 | B- | 53/100 |
| Fosterburg | 421 | 24.9% | 944 Mbps | 6.1 | C- | 69/100 |
| West Alton, MO | 359 | 0.0% | 309 Mbps | 4.7 | D | 42/100 |
| Rosewood Heights | 149 | 100.0% | 7,000 Mbps | 8.8 | A | 9/100 |
Who is the Fastest Internet Provider in Alton?
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, AT&T and EarthLink 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 Alton
| i3 Broadband | 8,000 |
|---|---|
| Sparklight | 7,000 |
| AT&T | 5,000 |
| EarthLink | 5,000 |
| Spectrum | 1,000 |
| Nextlink | 500 |
| Wisper Internet | 400 |
| Verizon | 300 |
| Viasat | 100 |
| T-Mobile Home Internet | 100 |
| HughesNet | 25 |
How fast is your internet?
Test your connection here and see it next to the speeds providers advertise in Alton. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for Alton Internet Providers
Based on 119 reviews from Illinois internet customers, T-Mobile Home Internet is the best internet service provider for Alton 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 84.7% coverage in Alton.
At a national level, based on 4306 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 Alton Internet Providers
The table below shows average customer ratings from customers in Alton, Illinois, and customers throughout the country.
| ISP / Tech Type | Alton Overall | Illinois Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| i3 Broadband |  (0) | (19) | (29) | View Plans | ||
| 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 | ||
| Viasat | (0) |  (1) |  (12) | View Plans | ||
| Spectrum | (2) | (15) | (1949) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| Nextlink | (0) | (0) | (19) | View Plans | ||
| HughesNet | (0) | (0) |  (25) | View Plans |
Customer Ratings for Internet Provider Speeds in Alton
Based on data reported by Alton ISPs to the FCC, the fastest speeds in the city are available through AT&T and EarthLink. These internet providers offer speeds up to 5,000 Mbps in Alton. Therefore, the average customer can get up to 2,292 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 | Alton Speed | Illinois Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| i3 Broadband | (0) |  (19) | (29) | View Plans | ||
| T-Mobile Home Internet | (0) | (18) | (342) | View Plans | ||
| Verizon | (0) | (9) | (816) | View Plans | ||
| Sparklight | (0) | (6) | (82) | View Plans | ||
| Spectrum | (2) | (15) | (1949) | View Plans | ||
| AT&T | (0) | (51) | (1051) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| Wisper Internet | (0) | (1) | (3) | View Plans | ||
| Nextlink | (0) | (0) | (19) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans |
Who is the Cheapest Internet Provider in Alton?
Of the providers in Alton, customers rate Verizon the best for price. Data comes from customers rating their satisfaction with pricing: in Alton 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 Alton, Illinois, and the United States rated the affordability of their internet service.
Rated Affordability in Alton
| ISP / Tech Type | Alton Affordability | Illinois Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| i3 Broadband | (0) | (19) | (29) | View Plans | ||
| Verizon | (0) | (9) | (816) | View Plans | ||
| T-Mobile Home Internet | (0) | (18) | (342) | 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 | ||
| Spectrum | (2) | (15) | (1949) | View Plans | ||
| Nextlink | (0) | (0) | (19) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | 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
Share your experience to help others in your area choose.
Verified customer: we detected your connection is on this provider.
Reviews are independent and unedited. Published after a quick spam check.
Which ISP Should You Choose in Alton?
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 Alton is T-Mobile Home Internet.
- The fastest internet provider should be AT&T and EarthLink. 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 Alton is Verizon.
- Viasat, HughesNet, EarthLink, and AT&T has the broadest coverage in Alton, available to 98.3% 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.