In Union County there is 1 residential Fiber provider covering 33.71% of the county. The average home can get speeds up to 1,000 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 Union County, SC.
To see availability maps for all providers including fiber, cable, DSL, and more in Union County, SC please click below.
Union County, SC Availability Maps
Fiber Internet Service Provider in Union 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 Union County are not shown.
Union 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 Union County is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 33.71% of Union County. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Spectrum. Call one of the companies with service in Union County above to see who has service at your home.
How fast is fiber internet in Union County?
The map below shows maximum fiber internet speeds by area in Union County.
Fiber Internet Speed Key
The average Union County home can get up to 1,000 Mbps on their fiber internet plan. The fastest fiber download speed in the county is 1,000 Mbps, which 33.71% of residents can get.
Is fiber the fastest internet I can get in Union County?
The fastest internet for you may vary based on where in Union County you live. In general, cable competes most often with fiber in the county.
- Fiber is the fastest internet type for 33.71% of Union County homes.
- Cable is fastest for 65.26% of the county.
- 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 Union County homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in Union County, along with details on where in Union County and at what speeds.
Spectrum Fiber in Union County, SC
Spectrum fiber coverage
About 33.71%, or 9,183 people, have Spectrum fiber internet available to them in the county. The company covers the entire Union County area. Spectrum is one of the largest internet service providers internet service providers in the US, with internet service available in a small portion of Union County.
Spectrum fiber download speeds
Spectrum is one of the fastest when comparing download speeds to all other internet providers in Union County. Versus other fiber providers in the area, Spectrum fiber is one of the fastest. There are no different maximum speeds throughout Union County. The fastest plan anyone in Union County can order from Spectrum goes up to 1,000 Mbps, and all Union County customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Spectrum fiber upload speeds
In Union County download speeds tend to be faster than than upload speeds for Spectrum fiber. Compared to other ISPs, Spectrum is above average where upload speeds are concerned, and the slowest compared to other Union County fiber providers. Spectrum 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 Union County 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 425 Mbps.
Show all upload speeds
- 83.9% up to 500.0 Mbps
- 16.1% up to 35.0 Mbps
Union County Fiber by Area
This information is most helpful to those looking for homes or considering moving to Union County or any of the areas nearby.
How does fiber internet in Union County compare to the rest of South Carolina?
Fiber internet speeds in Union County are much faster versus the average speeds in South Carolina: 0.00 Mbps in South Carolina versus 1,000 Mbps in the county. The state has similar fiber availability compared to the county. Average fiber coverage in South Carolina is 0.00% versus 33.71% in Union County.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around Union 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
- Chester County, SC: more fiber coverage, faster speeds
- Greenville County, SC: more fiber coverage, faster speeds
- Lancaster County, SC: more fiber coverage, faster speeds
- Pickens County, SC: more fiber coverage, faster speeds
- Oconee County, SC: more fiber coverage, faster speeds
- Chesterfield County, SC: more fiber coverage, faster speeds
- Rabun County, GA: more fiber coverage, faster speeds
- Marlboro County, SC: more fiber coverage, similar speeds
- Scotland County, NC: less fiber coverage, faster speeds
- Union County, GA: more fiber coverage, faster speeds
Counties with Similar Populations
- Jefferson County, KS: less fiber coverage, faster speeds
- Winston County, MS: more fiber coverage, faster speeds
- King George County, VA: more fiber coverage, slower speeds
- Wise County, VA: more fiber coverage, similar speeds
- Woodford County, KY: more fiber coverage, faster speeds
- Woodward County, OK: more fiber coverage, similar speeds
- Worth County, GA: more fiber coverage, faster speeds
- Wright County, MO: less fiber coverage, faster speeds
- Wyandot County, OH: more fiber coverage, faster speeds
- Juncos Municipio, PR: more fiber coverage, similar speeds