Fiber Internet in Knoxville, Tennessee - Best Fiber Providers (February 2026)
In Knoxville, TN, AT&T Internet is the top fiber provider at 78.7% city coverage. Xfinity follows at 69.1%, and 2 additional providers round out the market. FTTH internet in Knoxville starts at $35/mo.
Best Fiber Internet Providers in Knoxville
Knoxville, Tennessee is served by 4 fiber internet providers, covering a population of 190,740 residents. The following table compares all available fiber options in the Knoxville market.
| Provider | Technology | Coverage | Max Speed | Starting Price |
|---|---|---|---|---|
| AT&T Internet | FTTH/FTTP | 78.7% | 2,000 Mbps | $55/mo |
| Xfinity | FTTP/HFC | 69.1% | 1,200 Mbps | $35/mo |
| Verizon Fios | FTTH | 26.9% | 940 Mbps | $49.99/mo |
| WOW! Internet | FTTH | 15.6% | 1,000 Mbps | Call for pricing |
AT&T Internet Fiber in Knoxville, TN
AT&T Internet provides fiber internet service to approximately 78.7% of Knoxville residents. Using FTTH/FTTP technology, AT&T Internet delivers symmetrical upload and download speeds that outperform traditional cable and DSL connections.
| Plan | Download Speed | Price |
|---|---|---|
| Fiber 300 | 300 Mbps | $55/mo |
| Fiber 500 | 500 Mbps | $65/mo |
| Fiber 1 Gig | 1,000 Mbps | $80/mo |
| Fiber 2 Gig | 2,000 Mbps | $150/mo |
AT&T Internet Availability: Call 1-855-850-5977 to verify fiber service at your Knoxville address and explore current deals.
Check AT&T Internet Plans in Knoxville
Xfinity Fiber in Knoxville, TN
Xfinity provides fiber internet service to approximately 69.1% of Knoxville residents. Using FTTP/HFC technology, Xfinity delivers symmetrical upload and download speeds that outperform traditional cable and DSL connections.
| Plan | Download Speed | Price |
|---|---|---|
| Connect More | 200 Mbps | $35/mo |
| Fast | 400 Mbps | $55/mo |
| Superfast | 800 Mbps | $65/mo |
| Gigabit | 1,200 Mbps | $75/mo |
Get Xfinity in Knoxville: 1-844-963-0138 - Check plans and availability at your address.
Check Xfinity Plans in Knoxville
Verizon Fios Fiber in Knoxville, TN
Verizon Fios has deployed fiber infrastructure covering 26.9% of Knoxville's residential addresses. Leveraging FTTH infrastructure, Verizon Fios provides low-latency, high-bandwidth service well suited for streaming, gaming, and remote work.
| Plan | Download Speed | Price |
|---|---|---|
| Fios 300 | 300 Mbps | $49.99/mo |
| Fios 500 | 500 Mbps | $69.99/mo |
| Fios 1 Gig | 940 Mbps | $89.99/mo |
Order Verizon Fios Fiber: Call 1-855-387-1456 to check availability and current promotions in Knoxville.
Check Verizon Fios Plans in Knoxville
WOW! Internet Fiber in Knoxville, TN
Covering roughly 15.6% of Knoxville, WOW! Internet is a growing fiber provider in the area. WOW! Internet delivers fiber-optic internet service with symmetrical speeds, providing Knoxville residents with reliable connectivity for work and entertainment.
WOW! Internet Availability: Call 1-855-496-9929 to verify fiber service at your Knoxville address and explore current deals.
Check WOW! Internet Plans in Knoxville
Fiber Internet Market in Knoxville
As a city of 190,740 residents, Knoxville has drawn meaningful fiber investment from 4 FTTH providers. AT&T Internet has built the most extensive network at 78.7% coverage, providing Knoxville residents with access to symmetrical gigabit-class speeds. The Tennessee's Broadband Accessibility Grant program has complemented private investment to expand fiber reach.
Best Neighborhoods for Fiber in Knoxville
The best fiber coverage in Knoxville is found in the city's core residential districts, where both AT&T Internet and Xfinity maintain overlapping networks. Housing developments completed in the past decade almost universally include fiber connections, and even older neighborhoods are gaining coverage as providers invest in infrastructure upgrades.
Fiber Expansion Updates
New residential and commercial developments in Knoxville are increasingly built with fiber infrastructure from the ground up. This fiber-first approach, combined with AT&T Internet's ongoing expansion into existing neighborhoods and support from the Tennessee's Broadband Accessibility Grant program, means fiber availability in Knoxville improves measurably each year.
Fiber Internet Technology in Knoxville
Fiber optic internet in Knoxville works by sending data as light pulses through thin glass or plastic strands. This fundamental technology difference gives fiber internet clear performance advantages over the cable and DSL alternatives available in Knoxville.
Symmetrical speeds are a hallmark of fiber internet in Knoxville. Unlike cable internet where upload speeds are typically a fraction of download speeds, fiber plans from providers like AT&T Internet deliver equal upload and download performance. This is critical for Knoxville residents who work from home, participate in video conferences, or upload content to cloud services.
Latency as low as 1-5 milliseconds makes fiber in Knoxville ideal for online gaming, real-time video streaming, and VoIP calls. Cable internet typically delivers 15-30ms latency, while DSL can reach 25-50ms. For Knoxville households with multiple simultaneous users, fiber's low latency means smoother performance across all devices.
Future-proof infrastructure means Knoxville's fiber networks can be upgraded to support speeds of 10 Gbps and beyond without replacing the physical cables. As bandwidth demands increase with 4K/8K streaming, virtual reality, and smart home devices, fiber subscribers in Knoxville are positioned for decades of reliable, high-speed service.
How to Choose Fiber in Knoxville
To choose the best fiber internet in Knoxville, consider three factors: availability at your address, your household's speed requirements, and your monthly budget. If AT&T Internet and Xfinity both serve your address, prioritize the one offering no data caps and no contract requirements. Entry-level fiber in Knoxville starts at $35/mo.
Matching speed to needs: Consider how many devices connect simultaneously in your Knoxville home. Each 4K stream needs roughly 25 Mbps, gaming requires 50-100 Mbps for optimal performance, and video conferencing uses 5-10 Mbps. Add these up and choose a plan with headroom above your total. Most Knoxville families are well-served at 300-500 Mbps.
Budget planning: Fiber prices in Knoxville start as low as $35/mo. Consider the total cost including equipment fees, installation charges, and any promotional rate expirations. Many Knoxville fiber providers offer no-contract plans that provide flexibility.
Other Internet Providers in Knoxville
While fiber is the premium choice, Knoxville residents in areas without fiber coverage may also consider these providers:
- Spectrum (22.5% coverage): Call 1-844-481-5997 | View Plans
- T-Mobile (78.5% coverage): Call 1-844-275-9311 | View Plans
Why Fiber Matters for Knoxville Residents
Fiber internet's role in Knoxville's daily life extends well beyond faster downloads. For the city's 190,740 residents, fiber means reliable video conferencing for remote work, buffer-free streaming on multiple screens, responsive online gaming, and dependable smart home connectivity that cable internet often struggles to match.
Content creators and freelancers in Knoxville find fiber internet essential for their workflow. Whether uploading video projects, sharing large design files, or conducting live streams, fiber's symmetrical upload speeds eliminate the bottleneck that cable internet creates. This makes fiber the professional choice for Knoxville's growing community of remote workers and digital creators.
Healthcare in Knoxville increasingly relies on telehealth appointments, remote patient monitoring, and electronic health records that demand reliable internet connectivity. Fiber internet provides the consistent, low-latency connection that makes video consultations with doctors seamless and ensures medical data transfers complete without interruption.
Home businesses in Knoxville operate more effectively with fiber internet's dedicated bandwidth and symmetrical speeds. Whether running an e-commerce store, providing virtual consultations, or managing cloud-based business software, fiber ensures that business operations aren't degraded by other household internet usage happening simultaneously.
The value proposition of fiber internet in Knoxville extends beyond raw speed. Fiber networks experience fewer outages than cable or DSL, require less maintenance, and deliver more consistent speeds during peak evening hours when neighborhood bandwidth demand is highest. For Knoxville residents who prioritize reliability, fiber is the clear choice.
Remote work has permanently changed how Knoxville residents use their home internet. Video conferencing platforms like Zoom and Microsoft Teams require stable upload speeds, and fiber's symmetrical connection ensures video and audio quality remain crisp even when other household members are streaming or gaming simultaneously. Unlike cable internet that shares bandwidth with neighbors, fiber connections in Knoxville provide dedicated bandwidth to each home.
Fiber Internet FAQs for Knoxville, TN
Can I get gigabit fiber in Knoxville, TN?
Yes, gigabit fiber is available in Knoxville from AT&T Internet (1,000 Mbps for $80/mo), Xfinity (1,200 Mbps for $75/mo), Verizon Fios (940 Mbps for $89.99/mo). Gigabit plans deliver enough bandwidth for 15+ simultaneous devices streaming, gaming, and video conferencing. Some providers in Knoxville also offer 2 Gbps plans for power users and home businesses.
How long does fiber installation take in Knoxville?
Standard fiber installation in Knoxville typically takes 2-4 hours for a new residential setup. If your home already has fiber infrastructure from a prior subscriber, installation may be completed in under an hour. Most providers in Knoxville offer free professional installation with a new service agreement.
What speeds do I need for my Knoxville household?
For most Knoxville households, a 300-500 Mbps fiber plan handles 5-8 devices comfortably, including 4K streaming, video calls, and online gaming. Homes with 10+ connected devices or heavy cloud usage should consider gigabit plans. Light users with 1-3 devices may find entry-level fiber plans around 200 Mbps sufficient.
Which fiber provider has the lowest price in Knoxville?
Xfinity offers the lowest starting price for fiber in Knoxville at $35/mo. However, the cheapest plan isn't always the best value. Consider the speed tier, contract requirements, equipment fees, and promotional rate duration when comparing total cost across Knoxville's 4 fiber providers.
Do I need a contract for fiber internet in Knoxville?
Many fiber providers in Knoxville now offer no-contract plans, giving you flexibility to switch or cancel without early termination fees. AT&T Internet and most competitors provide month-to-month options, though some promotional pricing may require a 12-24 month commitment. Always read the terms before signing up.
How does Knoxville's fiber compare to nearby cities?
Knoxville's fiber market, with 4 providers covering a population of 190,740, is highly competitive for the region. The combination of provider competition and state broadband investment has positioned Knoxville residents with solid fiber options.
Explore More Internet Options in Knoxville
- All Internet Providers in Knoxville, TN
- AT&T Internet Plans and Coverage
- Xfinity Plans and Coverage
- Verizon Fios Plans and Coverage
- WOW! Internet Plans and Coverage
- Cheap Internet in Knoxville
- Cable Internet in Knoxville
Disclosure: InternetProviders.ai may earn commission from purchases made through links on this page. This does not influence our rankings or recommendations. Our editorial team independently evaluates providers based on speed, coverage, pricing, and customer satisfaction to help you make the best decision for your household. All prices and availability are subject to change. Data last verified February 2026.