In Dorchester there are 8 residential internet providers covering 99.80% of the city. The average home can get speeds up to 969 Mbps. Note that we may have a financial relationship with some of the providers below. This does not influence rankings, and helps us provide high-quality detailed information for free.
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8 Internet Service Providers in Dorchester
Data updated 11/14/2025, based on FCC data from 12/31/2024. This is the most current data available as of .
To avoid wasting your time, providers with less than 1% coverage in Dorchester are not shown.
Dorchester Satellite TV & Internet Providers
DISH Satellite TV
DIRECTV Satellite TV
Not sure whether to choose Dish or DIRECTV? For most people most of the time we recommend DISH. But click here to learn more.
Viasat Satellite Internet
Availability maps for all providers in Dorchester
Using the dropdown below, please select a provider. Green indicates nearly all homes have service, red indicates few homes have service, and blank indicates no service.
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Internet service is available in 99.80% of Dorchester. Using our interactive availability map, you can compare service areas for different providers, we include fiber, cable, DSL, or fixed wireless internet service for all providers who offer it. You will notice that some providers might be listed multiple times for each service. If you find no providers cover the location you're looking at, you can opt for satellite service. The most widely available provider is AcenTek. Now you can call companies in Dorchester with more confidence that they might be available.
How fast are internet speeds in Dorchester?
The map below shows maximum internet speeds by area in Dorchester.
Internet Speed Key
The average Dorchester home can get up to 969 Mbps on their internet plan. For most people, the fastest download speed in the city is 1,000 Mbps, which 96.57% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.41% of homes can only purchase plans up to 30 Mbps. See the internet provider details below for info about their speed and coverage in Dorchester.
Internet speeds tend to be faster in the north parts of Dorchester, and slower in the west areas of the city.
What type of internet should I choose in Dorchester?
The fastest internet for you may vary based on where in Dorchester you live. If speed is your main concern, fiber will be the fastest internet in the city.
- Fiber is the fastest internet type for 96.57% of Dorchester homes.
- Cable is fastest for less than 1% of the city.
- DSL is fastest for 1.41%.
- Fixed wireless is fastest for 1.82%.
- Satellite internet may be the only option for less than 1% of Dorchester homes.
Internet Market Health in Dorchester
Internet Competition Key
The map shows how competitive the Dorchester internet service market is. Areas in green have more alternatives, areas in yellow have a few choices, and areas in red may have only one provider. More competition usually means faster speeds and better prices for you, the customer.
Below are quick facts on internet competition and market health in Dorchester based on what connections the average home has availabile:
- Average number of internet service providers to a home: 2.1 (very unhealthy)
- Average types of service (fiber, cable, DSL, etc): 1.6 (very unhealthy)
- Average providers with broadband (25 Mbps+) speeds: 1.8 (very unhealthy)
Overall, competition is very unhealthy.
Dorchester internet customers have the ability to buy internet service from 1 to 5 different providers, depending on where they live. For different types of service, Dorchester homes have between 1 and 3 options. The type(s) of service available are fiber, fixed wireless, and dsl, though these may vary depending on the region within the city.
When it comes to broadband download speeds faster than 25 Mbps, the situation is worse. Dorchester internet customers who want faster speeds have between 1 and 4 choices of companies offering speeds up to or over 25 Mbps.
More internet companies with faster speeds means fewer monopolies and better prices for customers. In promoting a free market for internet, Dorchester badly needs improvement.
TV & Internet Providers in Depth
Below you'll find which TV and internet providers offer service in Dorchester, along with details on where in Dorchester and at what speeds.
AcenTek Fiber in Dorchester, IA
AcenTek fiber coverage
About 63.43%, or 314 people, have AcenTek fiber internet available to them in the city. The company covers the north, northeast, east, northwest, central, and west Dorchester area. AcenTek is a large internet service provider internet service providers in the US, with internet service available in a majority of Dorchester.
AcenTek fiber download speeds
AcenTek is one of the fastest when comparing download speeds to all other internet providers in Dorchester. Versus other fiber providers in the area, AcenTek fiber is one of the fastest. There are no different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from AcenTek goes up to 1,000 Mbps, and all Dorchester customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
AcenTek fiber upload speeds
In Dorchester download speeds tend to be equal to than upload speeds for AcenTek fiber. Compared to other ISPs, AcenTek is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Dorchester fiber providers. AcenTek offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Allamakee-Clayton Electric Cooperative Fiber in Dorchester, IA
Allamakee-Clayton Electric Cooperative fiber coverage
About 32.12%, or 159 people, have Allamakee-Clayton Electric Cooperative fiber internet available to them in the city. The company covers the east, southeast, south, southwest, and central Dorchester area. Allamakee-Clayton Electric Cooperative is a small internet service provider internet service providers in the US, with internet service available in a small portion of Dorchester.
Allamakee-Clayton Electric Cooperative fiber download speeds
Allamakee-Clayton Electric Cooperative is one of the fastest when comparing download speeds to all other internet providers in Dorchester. Versus other fiber providers in the area, Allamakee-Clayton Electric Cooperative fiber is one of the fastest. There are no different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from Allamakee-Clayton Electric Cooperative goes up to 1,000 Mbps, and all Dorchester customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Allamakee-Clayton Electric Cooperative fiber upload speeds
In Dorchester download speeds tend to be equal to than upload speeds for Allamakee-Clayton Electric Cooperative fiber. Compared to other ISPs, Allamakee-Clayton Electric Cooperative is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Dorchester fiber providers. Allamakee-Clayton Electric Cooperative offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
Spring Grove Communications Fiber in Dorchester, IA
Spring Grove Communications fiber coverage
About 30.91%, or 153 people, have Spring Grove Communications fiber internet available to them in the city. The company covers the northwest, west, north, southwest, south, and central Dorchester area. Spring Grove Communications is one of the smallest internet service providers internet service providers in the US, with internet service available in a small portion of Dorchester.
Spring Grove Communications fiber download speeds
Spring Grove Communications is one of the fastest when comparing download speeds to all other internet providers in Dorchester. Versus other fiber providers in the area, Spring Grove Communications fiber is one of the fastest. There are no different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from Spring Grove Communications goes up to 1,000 Mbps, and all Dorchester customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spring Grove Communications fiber upload speeds
In Dorchester download speeds tend to be equal to than upload speeds for Spring Grove Communications fiber. Compared to other ISPs, Spring Grove Communications is one of the fastest where upload speeds are concerned, and one of the fastest compared to other Dorchester fiber providers. Spring Grove Communications offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
AcenTek DSL in Dorchester, IA
AcenTek DSL coverage
About 25.05%, or 124 people, have AcenTek DSL internet available to them in the city. The company covers the northwest, west, south, and southwest Dorchester area. AcenTek is a large internet service provider internet service providers in the US, with internet service available in a small portion of Dorchester.
AcenTek DSL download speeds
AcenTek is below average when comparing download speeds to all other internet providers in Dorchester. Versus other DSL providers in the area, AcenTek DSL is the fastest. There are 2 different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from AcenTek goes up to 50 Mbps, the slowest package only goes up to 30 Mbps, and the city-wide average maximum speed for Dorchester customers is up to 37 Mbps.
Show all download speeds
- 37.1% up to 50.0 Mbps
- 62.9% up to 30.0 Mbps
AcenTek DSL upload speeds
In Dorchester download speeds tend to be faster than than upload speeds for AcenTek DSL. Compared to other ISPs, AcenTek is below average where upload speeds are concerned, and the fastest compared to other Dorchester DSL providers. AcenTek offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 5.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5.0 Mbps
US Cellular Fixed Wireless in Dorchester, IA
US Cellular fixed wireless coverage
About 31.72%, or 157 people, have US Cellular fixed wireless internet available to them in the city. The company covers the northwest, south, southeast, central, southwest, and east Dorchester area. US Cellular is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Dorchester.
US Cellular fixed wireless download speeds
US Cellular is the slowest when comparing download speeds to all other internet providers in Dorchester. Versus other fixed wireless providers in the area, US Cellular fixed wireless is the slowest. There are no different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from US Cellular goes up to 10 Mbps, and all Dorchester customers can get this speed.
Show all download speeds
- 100.0% up to 10.0 Mbps
US Cellular fixed wireless upload speeds
In Dorchester download speeds tend to be faster than than upload speeds for US Cellular fixed wireless. Compared to other ISPs, US Cellular is the slowest where upload speeds are concerned, and the slowest compared to other Dorchester fixed wireless providers. US Cellular offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 1.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1.0 Mbps
Allamakee-Clayton Electric Cooperative Fixed Wireless in Dorchester, IA
Allamakee-Clayton Electric Cooperative fixed wireless coverage
About 16.16%, or 80 people, have Allamakee-Clayton Electric Cooperative fixed wireless internet available to them in the city. The company covers the south, east, and southeast Dorchester area. Allamakee-Clayton Electric Cooperative is a small internet service provider internet service providers in the US, with internet service available in a small portion of Dorchester.
Allamakee-Clayton Electric Cooperative fixed wireless download speeds
Allamakee-Clayton Electric Cooperative is below average when comparing download speeds to all other internet providers in Dorchester. Versus other fixed wireless providers in the area, Allamakee-Clayton Electric Cooperative fixed wireless is below average. There are no different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from Allamakee-Clayton Electric Cooperative goes up to 25 Mbps, and all Dorchester customers can get this speed.
Show all download speeds
- 100.0% up to 25.0 Mbps
Allamakee-Clayton Electric Cooperative fixed wireless upload speeds
In Dorchester download speeds tend to be faster than than upload speeds for Allamakee-Clayton Electric Cooperative fixed wireless. Compared to other ISPs, Allamakee-Clayton Electric Cooperative is below average where upload speeds are concerned, and below average compared to other Dorchester fixed wireless providers. Allamakee-Clayton Electric Cooperative offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
Nextlink Fixed Wireless in Dorchester, IA
Nextlink fixed wireless coverage
About 9.09%, or 45 people, have Nextlink fixed wireless internet available to them in the city. The company covers the south, southwest, and southeast Dorchester area. Nextlink is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Dorchester.
Nextlink fixed wireless download speeds
Nextlink is average when comparing download speeds to all other internet providers in Dorchester. Versus other fixed wireless providers in the area, Nextlink fixed wireless is the fastest. There are 2 different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from Nextlink goes up to 500 Mbps, the slowest package only goes up to 100 Mbps, and the city-wide average maximum speed for Dorchester customers is up to 438 Mbps.
Show all download speeds
- 84.4% up to 500.0 Mbps
- 15.6% up to 100.0 Mbps
Nextlink fixed wireless upload speeds
In Dorchester download speeds tend to be faster than than upload speeds for Nextlink fixed wireless. Compared to other ISPs, Nextlink is below average where upload speeds are concerned, and the fastest compared to other Dorchester fixed wireless providers. Nextlink offers 2 different upload speeds across the city, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Dorchester is up to 100 Mbps. Some customers have slower plan choices, which only go up to 20 Mbps. On average, Nextlink customers can get speeds up to 88 Mbps.
Show all upload speeds
- 84.4% up to 100.0 Mbps
- 15.6% up to 20.0 Mbps
AcenTek Fixed Wireless in Dorchester, IA
AcenTek fixed wireless coverage
About 2.42%, or 12 people, have AcenTek fixed wireless internet available to them in the city. The company covers the southeast Dorchester area. AcenTek is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Dorchester.
AcenTek fixed wireless download speeds
AcenTek is below average when comparing download speeds to all other internet providers in Dorchester. Versus other fixed wireless providers in the area, AcenTek fixed wireless is below average. There are no different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from AcenTek goes up to 30 Mbps, and all Dorchester customers can get this speed.
Show all download speeds
- 100.0% up to 30.0 Mbps
AcenTek fixed wireless upload speeds
In Dorchester download speeds tend to be faster than than upload speeds for AcenTek fixed wireless. Compared to other ISPs, AcenTek is below average where upload speeds are concerned, and below average compared to other Dorchester fixed wireless providers. AcenTek offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 5.0 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5.0 Mbps
Harmony Telephone Co Fixed Wireless in Dorchester, IA
Harmony Telephone Co fixed wireless coverage
About 1.82%, or 9 people, have Harmony Telephone Co fixed wireless internet available to them in the city. The company covers the west Dorchester area. Harmony Telephone Co is an average-sized internet service provider internet service providers in the US, with internet service available in a very small piece of Dorchester.
Harmony Telephone Co fixed wireless download speeds
Harmony Telephone Co is below average when comparing download speeds to all other internet providers in Dorchester. Versus other fixed wireless providers in the area, Harmony Telephone Co fixed wireless is below average. There are no different maximum speeds throughout Dorchester. The fastest plan anyone in Dorchester can order from Harmony Telephone Co goes up to 50 Mbps, and all Dorchester customers can get this speed.
Show all download speeds
- 100.0% up to 50.0 Mbps
Harmony Telephone Co fixed wireless upload speeds
In Dorchester download speeds tend to be faster than than upload speeds for Harmony Telephone Co fixed wireless. Compared to other ISPs, Harmony Telephone Co is below average where upload speeds are concerned, and below average compared to other Dorchester fixed wireless providers. Harmony Telephone Co offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in Dorchester is up to 10 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 10.0 Mbps
Dorchester Internet by Area
This information is most helpful to those looking for homes or considering moving to Dorchester or any of the areas nearby.
How does internet in Dorchester compare to the rest of Iowa?
Internet speeds in Dorchester are slower versus the average speeds in Iowa: 2,759 Mbps in Iowa versus 969 Mbps in the city. The state has similar internet availability compared to the city. Average internet coverage in Iowa is 98.80% versus 99.80% in Dorchester.
What zip codes have widespread internet?
Internet coverage varies by zip code and neighborhood. Some examples in or around Dorchester are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does internet service look like in other cities?
Below are cities nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Cities
- Eitzen, MN: more internet coverage, slower speeds
- Wilmington, MN: more internet coverage, slower speeds
- Highlandville, IA: more internet coverage, slower speeds
- Sattre, IA: more internet coverage, slower speeds
- Newhouse, MN: more internet coverage, slower speeds
- Spring Grove, MN: more internet coverage, faster speeds
- New Albin, IA: less internet coverage, faster speeds
- Locust, IA: more internet coverage, slower speeds
- Caledonia, MN: less internet coverage, slower speeds
- Waukon, IA: more internet coverage, faster speeds
Cities with Similar Populations
- Daniel, WY: less internet coverage, faster speeds
- Copeland Bridge, AL: less internet coverage, slower speeds
- Core, WV: less internet coverage, faster speeds
- Wise Forks, NC: more internet coverage, faster speeds
- Windsor, KY: more internet coverage, slower speeds
- Crabtree, PA: more internet coverage, faster speeds
- Crenshaw, PA: more internet coverage, faster speeds
- Crossnore, NC: less internet coverage, faster speeds
- Daggett, CA: less internet coverage, faster speeds
- Wiswell, KY: more internet coverage, faster speeds