Internet providers in Kingsport, Tennessee 37665
ZIP code 37665 is in Kingsport, Sullivan County, Tennessee. Compare the major providers below, then check availability for your address.
Internet in Kingsport 37665: local snapshot
About 84% of the 1,976 households in 37665 have a broadband subscription, 4 points below the Tennessee average of 87%. That ranks 37665#308 of 592 ZIP codes in Tennessee for broadband adoption. A notable share of households rely on satellite internet, a common sign that wired service is patchy in parts of this ZIP.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023). These figures describe the area, not the providers available at your address.
Compare internet providers in Kingsport, Tennessee
Share of residential locations in Kingsport where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Spectrum | Fiber, Cable | 93% | |
| 2 | Brightspeed | Fiber, DSL | 88% | |
| 3 | AT&T | Fiber, DSL, Fixed wireless | 65% | Check availability |
| 4 | T-Mobile Home Internet | Fixed wireless | 64% | |
| 5 | Verizon | Fiber, Fixed wireless | 64% | Check availability |
| 6 | Johnson City Energy Authority | Fiber | 6% | |
| 7 | Xfinity | Cable | <1% | |
| 8 | Point Broadband Fiber Holding | Fiber, Fixed wireless | <1% |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What technologies are available in Kingsport?
Fiber is widely available: about 74% of locations in Kingsport can get it. Gigabit-class service (1,000 Mbps down) is reported for about 76% of locations. Fixed wireless home internet is reported for about 86% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Kingsport that providers report they can serve. City-level figures, not your address.
What to know about internet in Kingsport 37665
Spectrum reports service to the most residential locations in Kingsport, about 93%. 5 providers report coverage of at least half of locations (Spectrum, Brightspeed, AT&T, T-Mobile Home Internet, and Verizon), so the market looks competitive. Fiber-focused providers reporting service here include Johnson City Energy Authority (6%). T-Mobile Home Internet offers fixed wireless home internet, an option if you prefer no cable or fiber installation.
Broadband adoption in 37665 (84%) is lower than the Kingsport average of 88%. By median household income, 37665 ranks 4 of 4 ZIP codes in Kingsport. The median age of residents is 36.
Frequently asked questions
Is fiber internet available in Kingsport?
Yes, in part. About 74% of residential locations in Kingsport can get fiber, 93% can get cable, and about 76% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Kingsport?
Spectrum reports service to about 93% of residential locations in Kingsport, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Kingsport?
6 providers report service to at least 2% of locations in Kingsport, and 5 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
Is there fiber internet in Kingsport?
Fiber providers reporting service in Kingsport include Johnson City Energy Authority (6% of locations). Other providers may also offer fiber in parts of the city, so check your address.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in Kingsport 37665?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Other ZIP codes in Kingsport
Internet providers near Kingsport
- Johnson City, TN (15 mi)
- Bristol, TN (18 mi)
- Elizabethton, TN (21 mi)
- Bristol, VA (22 mi)