In Delafield there are 3 residential DSL providers covering 98.70% of the city. The average home can get speeds up to 52 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.
This page contains all DSL internet providers in Delafield, WI.
To see availability maps for all providers including fiber, cable, DSL, and more in Delafield, WI please click below.
Delafield, WI Availability Maps
DSL Internet Service Providers in Delafield
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 Delafield are not shown.
Delafield 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
Where in Delafield is DSL internet available?
DSL Internet Availability Key
DSL is available in 98.70% of Delafield. Areas in green have DSL internet service, where areas in yellow or red may not. The most widely available provider is Brightspeed. Call one of the companies with service in Delafield above to see who has service at your home.
How fast is DSL internet in Delafield?
The map below shows maximum DSL internet speeds by area in Delafield.
DSL Internet Speed Key
The average Delafield home can get up to 52 Mbps on their DSL internet plan. The fastest DSL download speed in the city is 100 Mbps, which 22.17% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 28.15% of homes can only purchase plans up to 10 Mbps. See the internet provider details below for info about their speed and coverage in Delafield.
DSL internet speeds tend to be faster in the south parts of Delafield, and slower in the southwest areas of the city.
Is DSL the fastest internet I can get in Delafield?
The fastest internet for you may vary based on where in Delafield you live. In general, cable competes most often with DSL in the city.
- Fiber is the fastest internet type for 2.58% of Delafield homes.
- Cable is fastest for 92.66% of the city.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 4.76%.
- Satellite internet may be the only option for less than 1% of Delafield homes.
DSL Providers in Depth
Below you'll find which TV and internet providers offer service in Delafield, along with details on where in Delafield and at what speeds.
Brightspeed DSL in Delafield, WI
Brightspeed DSL coverage
About 80.11%, or 7,389 people, have Brightspeed DSL internet available to them in the city. The company covers the southeast, south, central, west, north, southwest, northwest, and east Delafield area. Brightspeed is one of the largest internet service providers internet service providers in the US, with internet service available in much of Delafield.
Brightspeed DSL download speeds
Brightspeed is below average when comparing download speeds to all other internet providers in Delafield. Versus other DSL providers in the area, Brightspeed DSL is the fastest. There are 5 different maximum speeds throughout Delafield. The fastest plan anyone in Delafield can order from Brightspeed goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Delafield customers is up to 51 Mbps.
Show all download speeds
- 20.2% up to 100.0 Mbps
- 21.6% up to 80.0 Mbps
- 5.5% up to 60.0 Mbps
- 16.3% up to 40.0 Mbps
- 36.5% up to 10.0 Mbps
Brightspeed DSL upload speeds
In Delafield download speeds tend to be faster than than upload speeds for Brightspeed DSL. Compared to other ISPs, Brightspeed is below average where upload speeds are concerned, and the slowest compared to other Delafield DSL providers. Brightspeed offers 4 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 Delafield is up to 10 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, Brightspeed customers can get speeds up to 5.3 Mbps.
Show all upload speeds
- 41.8% up to 10.0 Mbps
- 5.5% up to 5.0 Mbps
- 16.3% up to 3.0 Mbps
- 36.5% up to 1.0 Mbps
AT&T DSL in Delafield, WI
AT&T DSL coverage
About 23.07%, or 2,128 people, have AT&T DSL internet available to them in the city. The company covers the northeast, southeast, north, and east Delafield area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Delafield.
AT&T DSL download speeds
AT&T is below average when comparing download speeds to all other internet providers in Delafield. Versus other DSL providers in the area, AT&T DSL is one of the slowest. There are 5 different maximum speeds throughout Delafield. The fastest plan anyone in Delafield can order from AT&T goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Delafield customers is up to 49 Mbps.
Show all download speeds
- 26.0% up to 100.0 Mbps
- 2.2% up to 75.0 Mbps
- 17.2% up to 50.0 Mbps
- 51.3% up to 25.0 Mbps
- 3.4% up to 10.0 Mbps
AT&T DSL upload speeds
In Delafield download speeds tend to be faster than than upload speeds for AT&T DSL. Compared to other ISPs, AT&T is below average where upload speeds are concerned, and one of the fastest compared to other Delafield DSL providers. AT&T offers 4 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 Delafield is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, AT&T customers can get speeds up to 9.9 Mbps.
Show all upload speeds
- 28.1% up to 20.0 Mbps
- 17.2% up to 10.0 Mbps
- 51.3% up to 5.0 Mbps
- 3.4% up to 1.0 Mbps
EarthLink DSL in Delafield, WI
EarthLink DSL coverage
About 23.07%, or 2,128 people, have EarthLink DSL internet available to them in the city. The company covers the northeast, southeast, north, and east Delafield area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Delafield.
EarthLink DSL download speeds
EarthLink is below average when comparing download speeds to all other internet providers in Delafield. Versus other DSL providers in the area, EarthLink DSL is one of the slowest. There are 5 different maximum speeds throughout Delafield. The fastest plan anyone in Delafield can order from EarthLink goes up to 100 Mbps, the slowest package only goes up to 10 Mbps, and the city-wide average maximum speed for Delafield customers is up to 49 Mbps.
Show all download speeds
- 26.0% up to 100.0 Mbps
- 2.2% up to 75.0 Mbps
- 17.2% up to 50.0 Mbps
- 51.3% up to 25.0 Mbps
- 3.4% up to 10.0 Mbps
EarthLink DSL upload speeds
In Delafield download speeds tend to be faster than than upload speeds for EarthLink DSL. Compared to other ISPs, EarthLink is below average where upload speeds are concerned, and one of the fastest compared to other Delafield DSL providers. EarthLink offers 4 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 Delafield is up to 20 Mbps. Some customers have slower plan choices, which only go up to 1.0 Mbps. On average, EarthLink customers can get speeds up to 9.9 Mbps.
Show all upload speeds
- 28.1% up to 20.0 Mbps
- 17.2% up to 10.0 Mbps
- 51.3% up to 5.0 Mbps
- 3.4% up to 1.0 Mbps
Delafield DSL by Area
This information is most helpful to those looking for homes or considering moving to Delafield or any of the areas nearby.
How does DSL internet in Delafield compare to the rest of Wisconsin?
DSL internet speeds in Delafield are much faster versus the average speeds in Wisconsin: 0.00 Mbps in Wisconsin versus 52 Mbps in the city. The state has similar DSL availability compared to the city. Average DSL coverage in Wisconsin is 0.00% versus 98.70% in Delafield.
What zip codes have DSL internet?
DSL internet coverage varies by zip code and neighborhood. Some examples in or around Delafield are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does DSL internet 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
- Nashotah, WI: less DSL coverage, faster speeds
- Waterville, WI: less DSL coverage, faster speeds
- Wales, WI: more DSL coverage, faster speeds
- Okauchee Lake, WI: more DSL coverage, faster speeds
- Okauchee, WI: more DSL coverage, faster speeds
- Oconomowoc Lake, WI: less DSL coverage, faster speeds
- Chenequa, WI: less DSL coverage, faster speeds
- Summit Corners, WI: less DSL coverage, faster speeds
- Hartland, WI: less DSL coverage, faster speeds
- Dousman, WI: less DSL coverage, slower speeds
Cities with Similar Populations
- Mars Hill, NC: less DSL coverage, faster speeds
- Walnutport, PA: less DSL coverage, slower speeds
- Waller, TX: less DSL coverage, slower speeds
- Wadesboro, NC: less DSL coverage, faster speeds
- Magalia, CA: less DSL coverage, slower speeds
- Magee, MS: less DSL coverage, slower speeds
- Mammoth Lakes, CA: less DSL coverage, slower speeds
- Vinita, OK: less DSL coverage, slower speeds
- Vilonia, AR: less DSL coverage, faster speeds
- Wantage, NJ: less DSL coverage, faster speeds