In Williamson County there are 10 residential Fiber providers covering 71.17% of the county. The average home can get speeds up to 4,662 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 Williamson County, TX.
To see availability maps for all providers including fiber, cable, DSL, and more in Williamson County, TX please click below.
Williamson County, TX Availability Maps
Fiber Internet Service Providers in Williamson County
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 Williamson County are not shown.
Williamson County 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 Williamson County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 71.17% of Williamson County. 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 Williamson County above to see who has service at your home.
How fast is fiber internet in Williamson County?
The map below shows maximum fiber internet speeds by area in Williamson County.
Fiber Internet Speed Key
The average Williamson County home can get up to 4,662 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 8,000 Mbps, which 13.45% of residents can get. Some homes and apartments do not have access to these speeds. On the slower end, for example, 1.42% of homes can only purchase plans up to 940 Mbps. See the internet provider details below for info about their speed and coverage in Williamson County.
Fiber internet speeds tend to be faster in the southeast parts of Williamson County, and slower in the northwest areas of the county.
Is fiber the fastest internet I can get in Williamson County?
The fastest internet for you may vary based on where in Williamson County you live. In general, cable competes most often with fiber in the county.
- Fiber is the fastest internet type for 70.20% of Williamson County homes.
- Cable is fastest for 24.99% of the county.
- DSL is fastest for less than 1%.
- Fixed wireless is fastest for 4.50%.
- Satellite internet may be the only option for less than 1% of Williamson County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Williamson County, along with details on where in Williamson County and at what speeds.
EarthLink Fiber in Williamson County, TX
EarthLink fiber coverage
About 47.95%, or 292,044 people, have EarthLink fiber internet available to them in the county. The company covers the south, southwest, west, central, east, southeast, northwest, and north Williamson County area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in some of Williamson County.
EarthLink fiber download speeds
EarthLink is above average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, EarthLink fiber is above average. There are 2 different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from EarthLink goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Williamson County customers is up to 4,293 Mbps.
Show all download speeds
- 82.3% up to 5,000.0 Mbps
- 17.7% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for EarthLink fiber. Compared to other ISPs, EarthLink is above average where upload speeds are concerned, and above average compared to other Williamson County fiber providers. EarthLink offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Williamson County 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 4,293 Mbps.
Show all upload speeds
- 82.3% up to 5,000.0 Mbps
- 17.7% up to 1,000.0 Mbps
AT&T Fiber in Williamson County, TX
AT&T fiber coverage
About 47.95%, or 292,044 people, have AT&T fiber internet available to them in the county. The company covers the south, southwest, west, central, east, southeast, northwest, and north Williamson County area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in some of Williamson County.
AT&T fiber download speeds
AT&T is above average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, AT&T fiber is above average. There are 2 different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from AT&T goes up to 5,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Williamson County customers is up to 4,293 Mbps.
Show all download speeds
- 82.3% up to 5,000.0 Mbps
- 17.7% up to 1,000.0 Mbps
AT&T fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for AT&T fiber. Compared to other ISPs, AT&T is above average where upload speeds are concerned, and above average compared to other Williamson County fiber providers. AT&T offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Williamson County 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 4,293 Mbps.
Show all upload speeds
- 82.3% up to 5,000.0 Mbps
- 17.7% up to 1,000.0 Mbps
Google Fiber Fiber in Williamson County, TX
Google Fiber fiber coverage
About 19.19%, or 116,842 people, have Google Fiber fiber internet available to them in the county. The company covers the southwest, south, southeast, central, and east Williamson County area. Google Fiber is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Williamson County.
Google Fiber fiber download speeds
Google Fiber is above average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, Google Fiber fiber is above average. There are 2 different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from Google Fiber goes up to 8,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Williamson County customers is up to 5,847 Mbps.
Show all download speeds
- 69.2% up to 8,000.0 Mbps
- 30.8% up to 1,000.0 Mbps
Google Fiber fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for Google Fiber fiber. Compared to other ISPs, Google Fiber is above average where upload speeds are concerned, and above average compared to other Williamson County fiber providers. Google Fiber offers 2 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Williamson County is up to 8,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, Google Fiber customers can get speeds up to 5,847 Mbps.
Show all upload speeds
- 69.2% up to 8,000.0 Mbps
- 30.8% up to 1,000.0 Mbps
FiberFirst Fiber in Williamson County, TX
FiberFirst fiber coverage
About 9.74%, or 59,341 people, have FiberFirst fiber internet available to them in the county. The company covers the east, northeast, north, northwest, and central Williamson County area. FiberFirst is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Williamson County.
FiberFirst fiber download speeds
FiberFirst is above average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, FiberFirst fiber is above average. There are no different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from FiberFirst goes up to 5,000 Mbps, and all Williamson County customers can get this speed.
Show all download speeds
- 100.0% up to 5,000.0 Mbps
FiberFirst fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for FiberFirst fiber. Compared to other ISPs, FiberFirst is above average where upload speeds are concerned, and above average compared to other Williamson County fiber providers. FiberFirst offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Williamson County is up to 5,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 5,000.0 Mbps
Spectrum Fiber in Williamson County, TX
Spectrum fiber coverage
About 8.44%, or 51,426 people, have Spectrum fiber internet available to them in the county. The company covers the entire Williamson County 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 Williamson County.
Spectrum fiber download speeds
Spectrum is below average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, Spectrum fiber is below average. There are no different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from Spectrum goes up to 1,000 Mbps, and all Williamson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum fiber upload speeds
In Williamson County 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 Williamson County fiber providers. Spectrum offers 3 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Williamson County is up to 1,000 Mbps. Some customers have slower plan choices, which only go up to 35 Mbps. On average, Spectrum customers can get speeds up to 377 Mbps.
Show all upload speeds
- 3.3% up to 1,000.0 Mbps
- 66.6% up to 500.0 Mbps
- 30.1% up to 35.0 Mbps
Optimum Fiber in Williamson County, TX
Optimum fiber coverage
About 5.58%, or 34,007 people, have Optimum fiber internet available to them in the county. The company covers the west, northwest, north, northeast, east, southeast, and central Williamson County area. Optimum is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Williamson County.
Optimum fiber download speeds
Optimum is below average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, Optimum fiber is the slowest. There are no different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from Optimum goes up to 940 Mbps, and all Williamson County customers can get this speed.
Show all download speeds
- 100.0% up to 940.0 Mbps
Optimum fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for Optimum fiber. Compared to other ISPs, Optimum is below average where upload speeds are concerned, and below average compared to other Williamson County fiber providers. Optimum offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Williamson County is up to 940 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 940.0 Mbps
Astound Broadband Fiber in Williamson County, TX
Astound Broadband fiber coverage
About 5.40%, or 32,910 people, have Astound Broadband fiber internet available to them in the county. The company covers the southwest, central, south, north, southeast, east, and west Williamson County area. Astound Broadband is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Williamson County.
Astound Broadband fiber download speeds
Astound Broadband is above average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, Astound Broadband fiber is below average. There are no different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from Astound Broadband goes up to 1,500 Mbps, and all Williamson County customers can get this speed.
Show all download speeds
- 100.0% up to 1,500.0 Mbps
Astound Broadband fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for Astound Broadband fiber. Compared to other ISPs, Astound Broadband is above average where upload speeds are concerned, and below average compared to other Williamson County fiber providers. Astound Broadband offers no different upload speeds across the county. The fastest upload speed available to anyone from this ISP in Williamson County is up to 1,500 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,500.0 Mbps
Hotwire Communications Fiber in Williamson County, TX
Hotwire Communications fiber coverage
About 2.69%, or 16,397 people, have Hotwire Communications fiber internet available to them in the county. The company covers the entire Williamson County area. Hotwire Communications is a large internet service provider internet service providers in the US, with internet service available in a very small piece of Williamson County.
Hotwire Communications fiber download speeds
Hotwire Communications is above average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, Hotwire Communications fiber is above average. There are 3 different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from Hotwire Communications goes up to 8,000 Mbps, the slowest package only goes up to 2,000 Mbps, and the county-wide average maximum speed for Williamson County customers is up to 5,113 Mbps.
Show all download speeds
- 6.2% up to 8,000.0 Mbps
- 91.3% up to 5,000.0 Mbps
- 2.5% up to 2,000.0 Mbps
Hotwire Communications fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for Hotwire Communications fiber. Compared to other ISPs, Hotwire Communications is above average where upload speeds are concerned, and above average compared to other Williamson County fiber providers. Hotwire Communications offers 3 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Williamson County is up to 8,000 Mbps. Some customers have slower plan choices, which only go up to 2,000 Mbps. On average, Hotwire Communications customers can get speeds up to 5,113 Mbps.
Show all upload speeds
- 6.2% up to 8,000.0 Mbps
- 91.3% up to 5,000.0 Mbps
- 2.5% up to 2,000.0 Mbps
Brightspeed Fiber in Williamson County, TX
Brightspeed fiber coverage
About 2.47%, or 15,067 people, have Brightspeed fiber internet available to them in the county. The company covers the east, southeast, northwest, and north Williamson County area. Brightspeed is one of the largest internet service providers internet service providers in the US, with internet service available in a very small piece of Williamson County.
Brightspeed fiber download speeds
Brightspeed is below average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, Brightspeed fiber is below average. There are 3 different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from Brightspeed goes up to 2,000 Mbps, the slowest package only goes up to 940 Mbps, and the county-wide average maximum speed for Williamson County customers is up to 1,004 Mbps.
Show all download speeds
- 1.5% up to 2,000.0 Mbps
- 78.9% up to 1,000.0 Mbps
- 19.5% up to 940.0 Mbps
Brightspeed fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for Brightspeed fiber. Compared to other ISPs, Brightspeed is below average where upload speeds are concerned, and below average compared to other Williamson County fiber providers. Brightspeed offers 3 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Williamson County is up to 2,000 Mbps. Some customers have slower plan choices, which only go up to 940 Mbps. On average, Brightspeed customers can get speeds up to 1,004 Mbps.
Show all upload speeds
- 1.5% up to 2,000.0 Mbps
- 78.9% up to 1,000.0 Mbps
- 19.5% up to 940.0 Mbps
Nextlink Fiber in Williamson County, TX
Nextlink fiber coverage
About 1.72%, or 10,498 people, have Nextlink fiber internet available to them in the county. The company covers the east and southeast Williamson County 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 Williamson County.
Nextlink fiber download speeds
Nextlink is above average when comparing download speeds to all other internet providers in Williamson County. Versus other fiber providers in the area, Nextlink fiber is below average. There are 3 different maximum speeds throughout Williamson County. The fastest plan anyone in Williamson County can order from Nextlink goes up to 3,000 Mbps, the slowest package only goes up to 1,000 Mbps, and the county-wide average maximum speed for Williamson County customers is up to 2,143 Mbps.
Show all download speeds
- 47.9% up to 3,000.0 Mbps
- 18.6% up to 2,000.0 Mbps
- 33.6% up to 1,000.0 Mbps
Nextlink fiber upload speeds
In Williamson County download speeds tend to be equal to than upload speeds for Nextlink fiber. Compared to other ISPs, Nextlink is above average where upload speeds are concerned, and below average compared to other Williamson County fiber providers. Nextlink offers 3 different upload speeds across the county, so your internet plan's upload speed may vary by neighborhood . The fastest upload speed available to anyone from this ISP in Williamson County is up to 3,000 Mbps. Some customers have slower plan choices, which only go up to 1,000 Mbps. On average, Nextlink customers can get speeds up to 2,143 Mbps.
Show all upload speeds
- 47.9% up to 3,000.0 Mbps
- 18.6% up to 2,000.0 Mbps
- 33.6% up to 1,000.0 Mbps
Williamson County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Williamson County or any of the areas nearby.
How does fiber internet in Williamson County compare to the rest of Texas?
Fiber internet speeds in Williamson County are much faster versus the average speeds in Texas: 0.00 Mbps in Texas versus 4,662 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in Texas is 0.00% versus 71.17% in Williamson County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Williamson County 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 counties?
Below are counties nearby and with similar populations. This comparison can be useful if living somewhere with fast internet is important to you.
Nearby Counties
- Burnet County, TX: less fiber coverage, slower speeds
- Llano County, TX: less fiber coverage, slower speeds
- Burleson County, TX: less fiber coverage, faster speeds
- Brazos County, TX: less fiber coverage, faster speeds
- Grimes County, TX: more fiber coverage, slower speeds
- Kimble County, TX: less fiber coverage, slower speeds
- San Jacinto County, TX: less fiber coverage, slower speeds
- Sutton County, TX: more fiber coverage, faster speeds
- Newton County, TX: more fiber coverage, slower speeds
- Allen Parish, LA: more fiber coverage, slower speeds
Counties with Similar Populations
- Will County, IL: less fiber coverage, slower speeds
- Tulsa County, OK: less fiber coverage, slower speeds
- Adams County, CO: less fiber coverage, slower speeds
- Kent County, MI: less fiber coverage, slower speeds
- Johnson County, KS: more fiber coverage, faster speeds
- Providence County, RI: more fiber coverage, slower speeds
- Jefferson County, AL: less fiber coverage, faster speeds
- Washington County, OR: more fiber coverage, faster speeds
- Douglas County, NE: more fiber coverage, slower speeds
- District of Columbia, DC: more fiber coverage, slower speeds