Best Internet Providers in Karnack, TX
Compare 8 internet providers serving Karnack. Fiber, 5G, DSL, and satellite plans are available depending on your address.
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AT&T Internet 1-855-850-5977Quick Answer: Best Internet in Karnack
AT&T Internet is the strongest wired provider in Karnack, serving about 28% of addresses with fiber and DSL. Karnack is a small Harrison County community near Caddo Lake where most residents depend on satellite or wireless broadband. T-Mobile 5G covers roughly 53% of the area at $40-50/month, while Starlink and Viasat provide universal satellite coverage.
Key Takeaways
- Best wired: AT&T Internet with fiber/DSL at ~28% coverage
- Best wireless: T-Mobile 5G at $40-50/mo, ~53% coverage
- Best satellite: Starlink at up to 250 Mbps (100% coverage)
- Fiber available: AT&T, Verizon Fios, Optimum, Frontier in limited areas
- Budget satellite: HughesNet and Viasat from $39.99/mo
Karnack Internet Providers Comparison
Providers verified for Karnack as of February 2026. Coverage based on FCC data and may vary by address.
| Provider | Technology | Max Speed | Starting Price | Data Cap | Contract | Call Now |
|---|---|---|---|---|---|---|
| AT&T Internet | Fiber/DSL | 5 Gbps | $55/mo | None (Fiber) | No | 1-855-850-5977 |
| Verizon Fios | Fiber | 2 Gbps | $50/mo | None | No | 1-855-387-1456 |
| Optimum | Fiber/Cable | 8 Gbps | $40/mo | None | No | 1-866-200-7273 |
| Frontier Fiber | Fiber/DSL | 5 Gbps | $50/mo | None | No | 1-855-981-6281 |
| T-Mobile 5G | 5G/Fixed Wireless | 245 Mbps | $40/mo | None | No | 1-844-275-9311 |
| Starlink | LEO Satellite | 250 Mbps | $120/mo | Soft cap | No | Online only |
| Viasat | Satellite | 150 Mbps | $39.99/mo | Unlimited* | No | 1-855-463-9333 |
| HughesNet | Satellite | 100 Mbps | $39.99/mo | Limited | 2-year | 1-855-543-5405 |
*Viasat Unleashed plan. Fiber speeds only where infrastructure exists. Prices before taxes/fees.
Top Internet Providers in Karnack: Reviews
AT&T Internet in Karnack
~28% CoverageAT&T provides fiber, fixed wireless, and DSL options in the Karnack area. Fiber customers get symmetrical speeds up to 5 Gbps with no data caps. DSL service offers a more affordable entry point for residents without fiber access.
Choose If:
- AT&T fiber is available at your Karnack address
- You need reliable wired service for work or streaming
Avoid If:
- Only DSL is available and you need speeds above 100 Mbps
T-Mobile 5G Home Internet in Karnack
~53% CoverageT-Mobile 5G Home Internet serves over half of Karnack with wireless broadband at $40-50/month. No contracts, no data caps, and self-install setup make it a convenient alternative to satellite service for eligible addresses.
Choose If:
- You want affordable, contract-free wireless broadband
- Wired fiber or cable is not available at your location
Avoid If:
- Speeds vary by tower distance and congestion
Viasat Satellite Internet in Karnack
100% CoverageViasat satellite covers every Karnack address with speeds up to 150 Mbps. The Unleashed plan provides unlimited data without hard caps, starting at $39.99/month. A solid choice for homes outside the reach of wired and 5G networks.
Choose If:
- No wired or wireless providers serve your address
- You want unlimited satellite data
Avoid If:
- Fiber, cable, or 5G is available to you
HughesNet in Karnack
100% CoverageHughesNet offers satellite internet across all of Karnack at speeds up to 100 Mbps. Plans start at $39.99/month with a 2-year contract, making it the most budget-friendly satellite option for basic internet needs.
Choose If:
- You need the lowest-cost satellite service available
Avoid If:
- You prefer no long-term commitment
Karnack Internet Speeds and Prices
| Speed Tier | AT&T | Verizon Fios | Optimum | T-Mobile 5G | Starlink |
|---|---|---|---|---|---|
| 100 Mbps | - | - | - | $40/mo | - |
| 250 Mbps | - | - | - | - | $120/mo |
| 300 Mbps | $55/mo | $50/mo | $40/mo | - | - |
| 500 Mbps | $65/mo | - | $60/mo | - | - |
| 1 Gbps | $80/mo | $80/mo | $80/mo | - | - |
Fiber plan pricing shown. Subject to availability. Prices before taxes/fees.
How Much Speed Do You Need?
- 1-2 people, light use: 50-100 Mbps for browsing and email
- 3-4 people, moderate use: 200-500 Mbps for streaming and video calls
- Heavy use: 500 Mbps-1 Gbps for remote work and large downloads
Learn more: How much internet speed do I need?
Internet Service in Karnack: Local Overview
- CBSA: 30980 (Longview-Marshall metro)
- Fiber providers: AT&T, Verizon Fios, Optimum, Frontier (limited)
- Full-coverage providers: Starlink, Viasat, HughesNet
Karnack is a small unincorporated community in Harrison County near Caddo Lake, best known as the birthplace of Lady Bird Johnson. Its rural location means broadband infrastructure lags behind larger Texas cities. Satellite providers ensure that every household can get online, while T-Mobile 5G has expanded coverage to over half the area.
For residents near Highway 43 or closer to Marshall, wired options like AT&T DSL or Optimum cable may be accessible. Starlink has become popular in the Caddo Lake area for residents needing faster speeds than traditional satellite providers can deliver.
Coverage by Area
- Near Highway 43: Best chance for AT&T DSL or Optimum cable service
- Caddo Lake area: Satellite providers are most reliable here
- Toward Marshall: More wired broadband options near the city limits
- FM 9 corridor: T-Mobile 5G signal available along major roads
Frequently Asked Questions About Karnack Internet
What is the best internet provider in Karnack, TX?
AT&T Internet is the best wired option where available (~28% coverage). For universal access, Starlink satellite and T-Mobile 5G serve the broadest areas.
Is fiber internet available in Karnack?
Fiber is available in limited areas through AT&T, Verizon Fios, Optimum, and Frontier, covering 12-28% of addresses.
How much does internet cost in Karnack?
Prices range from $39.99/month for HughesNet to $120/month for Starlink. T-Mobile 5G is $40-50/month and AT&T fiber starts at $55/month.
What internet works in rural Karnack?
Starlink, Viasat, and HughesNet satellite all cover 100% of rural Karnack. T-Mobile 5G reaches about 53% of addresses.
Is Starlink available in Karnack?
Yes, Starlink covers all of Karnack with speeds up to 250 Mbps at $120/month, delivering faster speeds and lower latency than traditional satellite.
Can I get 5G home internet in Karnack?
T-Mobile 5G Home Internet covers roughly 53% of Karnack at $40-50/month with no contract or data caps.
About the Author
Last Updated: February 7, 2026
Our team regularly reviews this page for accuracy. Provider availability and pricing verified using FCC data and direct confirmation.
Editorial Disclosure
InternetProviders.ai provides accurate, unbiased information. Some providers listed compensate us when you sign up through our links or phone numbers. This may affect provider ordering but does not influence our recommendations. See our editorial guidelines and how we make money.
Internet Speed Requirements for Karnack Households
The speed you need in Karnack depends on how many people and devices use your connection simultaneously. A single person streaming video and browsing the web can get by with 50-100 Mbps. A household of 2-3 people with regular streaming and video calls should target 200-300 Mbps. Larger families with 4 or more heavy users benefit from 500 Mbps to 1 Gbps plans, especially when multiple people are streaming in 4K, gaming online, or working from home at the same time.
Upload speed matters just as much as download speed for Karnack residents who work remotely. Video conferencing platforms like Zoom and Teams require at least 5 Mbps upload for stable HD video, and 10 Mbps or more for group calls with screen sharing. If multiple household members participate in video calls simultaneously, ensure your plan provides at least 20-25 Mbps upload speed. Fiber plans offer the best upload performance with symmetrical speeds.