Fiber in Dover, NH — Compare 4 fiber providers in Dover, New Hampshire. Find the best fiber plans with speeds up to 1-5 Gbps starting at $50-80/mo.
Fiber in Dover, NH
Dover residents looking for fiber have 4 providers to choose from, including Xfinity, Verizon Fios, AT&T Internet, and Consolidated Communications / Fidium. Fiber in Dover offers speeds up to 1-5 Gbps with plans starting at $50-80/mo.
Best Fiber Providers in Dover
The following providers offer fiber service in the Dover area. Coverage and pricing may vary by address.
| Provider | Max Speed | Starting Price | Coverage | Phone |
|---|---|---|---|---|
| Xfinity | 1-5 Gbps | $50-80/mo | 98% | 1-844-785-9751 |
| Verizon Fios | 1-5 Gbps | $50-80/mo | 71% | 1-844-785-9751 |
| AT&T Internet | 1-5 Gbps | $50-80/mo | 58% | 1-844-785-9751 |
| Consolidated Communications / Fidium | 1-5 Gbps | $50-80/mo | 7% | 1-844-785-9751 |
Why Choose Fiber Internet in Dover?
Fiber optic internet represents the gold standard for residential broadband in Dover. Unlike cable or DSL, fiber uses thin strands of glass to transmit data using light pulses, enabling dramatically faster speeds with virtually no signal degradation over distance. This means you get the same fast speeds whether you are close to or far from the provider's network hub.
Key advantages of fiber internet in Dover include:
- Symmetrical speeds: Upload speeds match download speeds, critical for video conferencing, cloud backups, and content creation
- Ultra-low latency: 1-5 millisecond ping times ideal for online gaming and real-time applications
- No data caps: Most fiber providers offer unlimited data usage
- Weather resistance: Fiber optic cables are not affected by electromagnetic interference or weather conditions
- Future-proof: Fiber infrastructure supports multi-gigabit speeds as technology advances
Fiber Availability in Dover
Fiber coverage in Dover continues to expand as providers invest in network infrastructure across New Hampshire. Currently, Xfinity, Verizon Fios, AT&T Internet, and Consolidated Communications / Fidium offer fiber service in various parts of the city. Availability depends on your specific street address, as fiber buildout happens neighborhood by neighborhood.
To check if fiber is available at your address in Dover, enter your ZIP code (03820) in the availability checker at the top of this page. If fiber is not yet available, you may want to sign up for provider notifications to be alerted when service reaches your neighborhood.
How to Get Fiber in Dover
- Check availability: Enter your address in the availability checker above or call 1-844-785-9751 to verify fiber service at your location
- Compare plans: Review the provider comparison table above to find the best combination of speed and price for your needs
- Order online or by phone: Most providers offer instant online ordering, or you can call to speak with a specialist who can help you choose the right plan
- Schedule installation: Fiber typically requires a technician visit to connect your home. Most providers offer installation within 1-2 weeks of ordering.
Frequently Asked Questions About Fiber in Dover
Who offers the best fiber in Dover, NH?
The top fiber providers in Dover include Xfinity, Verizon Fios, AT&T Internet, and Consolidated Communications / Fidium. The best provider for you depends on availability at your specific address, your speed requirements, and your budget. Compare all 4 providers in the table above to find the right fit.
How much does fiber cost in Dover?
Fiber plans in Dover typically cost $50-80/mo. Prices vary based on the speed tier you select and any promotional offers currently available. Most providers offer entry-level plans around $50/month with higher-tier plans for faster speeds.
What speeds can I get with fiber in Dover?
Fiber providers in Dover offer speeds up to 1-5 Gbps. Actual speeds at your address may vary based on your distance from network infrastructure, the specific plan you choose, and network conditions. Most providers offer multiple speed tiers to fit different household needs.
Is fiber available at my address in Dover?
Fiber coverage varies by location within Dover. Enter your address in the availability checker at the top of this page to see which providers offer fiber at your specific location. You can also call 1-844-785-9751 to speak with a specialist who can check availability for you.
How does fiber compare to other internet types in Dover?
Fiber in Dover offers 1-5 Gbps speeds with latency around 1-5 ms. Fiber provides the fastest and most reliable connection available, with symmetrical speeds and no data caps. It outperforms cable, DSL, and wireless options in both speed and consistency.
Related Resources
- All Internet Providers in Dover, NH
- Internet Providers in New Hampshire
- Internet by ZIP Code: 03820
- Xfinity Plans & Pricing
- Verizon Fios Plans & Pricing
- AT&T Internet Plans & Pricing
Disclosure: Some of the links and phone numbers on this page are from our affiliate partners. We may earn a commission if you sign up through these links, at no cost to you. Our editorial team independently researches providers based on coverage, speed, pricing, and customer satisfaction.
Last updated: February 2026