In New Castle there are 3 residential Fiber providers covering 100.00% of the city. 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 New Castle, TN.
To see availability maps for all providers including fiber, cable, DSL, and more in New Castle, TN please click below.
New Castle, TN Availability Maps
Fiber Internet Service Providers in New Castle
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 New Castle are not shown.
New Castle 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 New Castle is fiber internet available?
Fiber Internet Availability Key
Fiber is available in 100.00% of New Castle. Areas in green have fiber internet service, where areas in yellow or red may not. The most widely available provider is Aeneas. Call one of the companies with service in New Castle above to see who has service at your home.
How fast is fiber internet in New Castle?
The map below shows maximum fiber internet speeds by area in New Castle.
Fiber Internet Speed Key
The average New Castle home can get up to 1,000 Mbps on their fiber internet plan. The fastest fiber download speed in the city is 1,000 Mbps, which 100.00% of residents can get.
Is fiber the fastest internet I can get in New Castle?
The fastest internet for you may vary based on where in New Castle you live. In general, satellite competes most often with fiber in the city.
- Fiber is the fastest internet type for 100.00% of New Castle homes.
- Cable is fastest for less than 1% of the city.
- 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 New Castle homes.
Fiber Providers in Depth
Below you'll find which TV and internet providers offer service in New Castle, along with details on where in New Castle and at what speeds.
Aeneas Internet and Telephone Fiber in New Castle, TN
Aeneas fiber coverage
About 100.00%, or 572 people, have Aeneas fiber internet available to them in the city. The company covers the entire New Castle area. Aeneas is a large internet service provider internet service providers in the US, with internet service available in every corner of New Castle.
Aeneas Internet and Telephone fiber download speeds
Aeneas is one of the fastest when comparing download speeds to all other internet providers in New Castle. Versus other fiber providers in the area, Aeneas fiber is one of the fastest. There are no different maximum speeds throughout New Castle. The fastest plan anyone in New Castle can order from Aeneas goes up to 1,000 Mbps, and all New Castle customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
Aeneas Internet and Telephone fiber upload speeds
In New Castle download speeds tend to be equal to than upload speeds for Aeneas fiber. Compared to other ISPs, Aeneas is one of the fastest where upload speeds are concerned, and one of the fastest compared to other New Castle fiber providers. Aeneas offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in New Castle is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
EarthLink Fiber in New Castle, TN
EarthLink fiber coverage
About 58.39%, or 334 people, have EarthLink fiber internet available to them in the city. The company covers the west, southwest, south, central, and north New Castle area. EarthLink is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of New Castle.
EarthLink fiber download speeds
EarthLink is one of the fastest when comparing download speeds to all other internet providers in New Castle. Versus other fiber providers in the area, EarthLink fiber is one of the fastest. There are no different maximum speeds throughout New Castle. The fastest plan anyone in New Castle can order from EarthLink goes up to 1,000 Mbps, and all New Castle customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
EarthLink fiber upload speeds
In New Castle 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 New Castle fiber providers. EarthLink offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in New Castle is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
AT&T Fiber in New Castle, TN
AT&T fiber coverage
About 58.39%, or 334 people, have AT&T fiber internet available to them in the city. The company covers the west, southwest, south, central, and north New Castle area. AT&T is one of the largest internet service providers internet service providers in the US, with internet service available in a majority of New Castle.
AT&T fiber download speeds
AT&T is one of the fastest when comparing download speeds to all other internet providers in New Castle. Versus other fiber providers in the area, AT&T fiber is one of the fastest. There are no different maximum speeds throughout New Castle. The fastest plan anyone in New Castle can order from AT&T goes up to 1,000 Mbps, and all New Castle customers can get this speed.
Show all download speeds
- 100.0% up to 1,000.0 Mbps
AT&T fiber upload speeds
In New Castle 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 New Castle fiber providers. AT&T offers no different upload speeds across the city. The fastest upload speed available to anyone from this ISP in New Castle is up to 1,000 Mbps, which is available to everyone covered.
Show all upload speeds
- 100.0% up to 1,000.0 Mbps
New Castle Fiber by Area
This information is most helpful to those looking for homes or considering moving to New Castle or any of the areas nearby.
How does fiber internet in New Castle compare to the rest of Tennessee?
Fiber internet speeds in New Castle are much faster versus the average speeds in Tennessee: 0.00 Mbps in Tennessee versus 1,000 Mbps in the city. The state has similar fiber availability compared to the city. Average fiber coverage in Tennessee is 0.00% versus 100.00% in New Castle.
What zip codes have fiber internet?
Fiber internet coverage varies by zip code and neighborhood. Some examples in or around New Castle 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 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
- Laconia, TN: less fiber coverage, similar speeds
- Hickory Valley, TN: less fiber coverage, similar speeds
- Whiteville, TN: less fiber coverage, similar speeds
- Williston, TN: less fiber coverage, faster speeds
- Somerville, TN: less fiber coverage, faster speeds
- Hebron, TN: less fiber coverage, similar speeds
- Fayette Corners, TN: equal fiber coverage, similar speeds
- Yum Yum, TN: less fiber coverage, similar speeds
- Bolivar, TN: less fiber coverage, similar speeds
- Hickory Withe, TN: equal fiber coverage, similar speeds
Cities with Similar Populations
- Wetmore, KS: less fiber coverage, similar speeds
- Balmorhea, TX: less fiber coverage, faster speeds
- Baneberry, TN: equal fiber coverage, faster speeds
- Bath, IL: less fiber coverage, slower speeds
- Wilkins, TX: less fiber coverage, faster speeds
- West Sebewa, MI: equal fiber coverage, similar speeds
- West Waldoboro, ME: less fiber coverage, faster speeds
- Bethania, NC: less fiber coverage, faster speeds
- Whitehall, TX: less fiber coverage, faster speeds
- Winthrop, CT: equal fiber coverage, faster speeds