In 53143 there are 4 residential Fiber providers covering 88.59% of the zip. The average home can get speeds up to 3,124 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 Fiber internet providers in 53143, WI.
To see availability maps for all providers including fiber, cable, DSL, and more in 53143, WI please click below.
Fiber Internet Service Providers in 53143
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 53143 are not shown.
53143 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 53143 is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 88.59% of 53143. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is AT&T. Call one of the companies with service in 53143 above to see who has service at your home.
How fast is fiber internet in 53143?
The map below shows maximum fiber internet speeds by area in 53143.
Fiber Internet Speed Key
The average 53143 home can get up to 3,124 Mbps on their fiber internet plan. The fastest fiber download speed in the zip is 5,000 Mbps, which 33.46% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, less than 1% of homes can only purchase plans up to 1,000 Mbps. See the internet provider details below for info about their speed and coverage in 53143.
Fiber internet speeds tend to be faster in the southwest parts of 53143, and slower in the southeast areas of the zip.
Is fiber the fastest internet I can get in 53143?
The fastest internet for you may vary based on where in 53143 you live. In general, cable competes most often with fiber in the zip.
- Fiber is the fastest internet type for 88.59% of 53143 homes.
- Cable is fastest for 10.12% of the zip.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for less than 1%.
- Satellite internet may be the only option for less than 1% of 53143 homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in 53143, along with details on where in 53143 and at what speeds.
T-Mobile Home Internet Fiber in 53143, WI
T-Mobile Home Internet fiber coverage
About 78.70%, or 17,906 people, have T-Mobile Home Internet fiber internet available to them in the zip. The company covers the south, northwest, northeast, east, north, west, central, and southeast 53143 area. T-Mobile Home Internet is one of the largest internet service providers internet service providers in the US, with internet service available in much of 53143.
T-Mobile Home Internet fiber download speeds
T-Mobile Home Internet is above average when comparing download speeds to all other internet providers in 53143. Versus other fiber providers in the area, T-Mobile Home Internet fiber is below average. There are no different maximum speeds throughout 53143. The fastest plan anyone in 53143 can order from T-Mobile Home Internet goes up to 2,000 Mbps, and all 53143 customers can get this speed.
Show all download speeds
- 100.0% up to 2,000.0 Mbps
T-Mobile Home Internet fiber upload speeds
In 53143 download speeds tend to be equal to than upload speeds for T-Mobile Home Internet fiber. Compared to other ISPs, T-Mobile Home Internet is above average where upload speeds are concerned, and below average compared to other 53143 fiber providers. T-Mobile Home Internet offers no different upload speeds across the zip. The fastest upload speed available to anyone from this ISP in 53143 is up to 2,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 2,000.0 Mbps
EarthLink Fiber in 53143, WI
EarthLink fiber coverage
About 35.88%, or 8,164 people, have EarthLink fiber internet available to them in the zip. The company covers the entire 53143 area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of 53143.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in 53143. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are 2 different maximum speeds throughout 53143. The fastest plan anyone in 53143 can order from EarthLink goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the zip-wide average maximum speed for 53143 customers is up to 4,731 Mbps.
Show all download speeds
- 93.3% up to 5,000.0 Mbps
- 6.7% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In 53143 download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 53143 fiber providers. EarthLink offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 53143 is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, EarthLink customers can get speeds up to 4,731 Mbps.
Show all upload speeds
- 93.3% up to 5,000.0 Mbps
- 6.7% up to 1,000.0 Mbps
AT&T Fiber in 53143, WI
AT&T fiber coverage
About 35.88%, or 8,164 people, have AT&T fiber internet available to them in the zip. The company covers the entire 53143 area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of 53143.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in 53143. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are 2 different maximum speeds throughout 53143. The fastest plan anyone in 53143 can order from AT&T goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the zip-wide average maximum speed for 53143 customers is up to 4,731 Mbps.
Show all download speeds
- 93.3% up to 5,000.0 Mbps
- 6.7% up to 1,000.0 Mbps
AT&T fiber upload speeds
In 53143 download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is one of the fastest where upload speeds are concerned, and one of the fastest compared to other 53143 fiber providers. AT&T offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 53143 is up to 5,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, AT&T customers can get speeds up to 4,731 Mbps.
Show all upload speeds
- 93.3% up to 5,000.0 Mbps
- 6.7% up to 1,000.0 Mbps
Spectrum Fiber in 53143, WI
Spectrum fiber coverage
About 1.75%, or 399 people, have Spectrum fiber internet available to them in the zip. The company covers the southeast, northwest, and north 53143 area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of 53143.
Spectrum fiber download speeds
Spectrum is below average when comparing download speeds to all other internet providers in 53143. Versus other fiber providers in the area, Spectrum fiber is the slowest. There are no different maximum speeds throughout 53143. The fastest plan anyone in 53143 can order from Spectrum goes up to 1,000 Mbps, and all 53143 customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum fiber upload speeds
In 53143 download speeds tend to be faster than than upload speeds for Spectrum fiber. Compared to other ISPs, Spectrum is below average where upload speeds are concerned, and the slowest compared to other 53143 fiber providers. Spectrum offers 2 different upload speeds across the zip, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in 53143 is up to 500 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, Spectrum customers can get speeds up to 168 Mbps.
Show all upload speeds
- 28.6% up to 500.0 Mbps
- 71.4% up to 35.0 Mbps
53143 Fiber by Area
This information is most helpful to those looking for homes or considering moving to 53143 or any of the areas nearby.
How does fiber internet in 53143 compare to the rest of Wisconsin?
Fiber internet speeds in 53143 are much faster versus the average speeds in Wisconsin: 0.00 Mbps in Wisconsin versus 3,124 Mbps in the zip. The state has similar fiber availability compared to the zip. Average fiber coverage in Wisconsin is 0.00% versus 88.59% in 53143.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around 53143 are shown below. You can enter any zip code here to see TV and internet providers by zip code.
What does fiber internet look like in other zip codes?
Below are zip codes nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Zip Codes
- 53142, WI: less fiber coverage, faster speeds
- 53140, WI: less fiber coverage, faster speeds
- 53158, WI: less fiber coverage, slower speeds
- 53144, WI: less fiber coverage, slower speeds
- 60083, IL: less fiber coverage, faster speeds
- 53104, WI: less fiber coverage, faster speeds
- 60087, IL: less fiber coverage, faster speeds
- 53182, WI: less fiber coverage, slower speeds
- 53168, WI: more fiber coverage, faster speeds
- 53179, WI: less fiber coverage, faster speeds
Zip Codes with Similar Populations
- 25526, WV: more fiber coverage, faster speeds
- 33935, FL: less fiber coverage, slower speeds
- 33444, FL: less fiber coverage, faster speeds
- 33034, FL: less fiber coverage, faster speeds
- 31520, GA: more fiber coverage, faster speeds
- 30577, GA: less fiber coverage, faster speeds
- 30548, GA: less fiber coverage, faster speeds
- 30035, GA: more fiber coverage, faster speeds
- 28547, NC: less fiber coverage, slower speeds
- 22902, VA: less fiber coverage, slower speeds