Advertiser Disclosure While this page may contain offers from our partners, our opinions are our own. Here's how we rate providers

Internet providers in Portsmouth, NH

Shop the best Portsmouth internet providers. Compare internet plan pricing and speeds from DSL, cable and fiber-optic providers in your area.

Shop local providers
Portsmouth City Map

Internet providers in your area

Portsmouth, NH internet providers

Provider
Xfinity $29.99 25 - 200 MbpsCable99%
Telephone Operating Company of Vermont $34.95 24 - 1,000 MbpsFiber-optic96%
Telephone Operating Company of Vermont $34.95 24 - 25 MbpsDSL89%
Great Works Internet - -DSL1.515%
HughesNet $59.99 25 - 25 MbpsSatellite100%
Shop providers Need help? Call: (844) 512-2720

Portsmouth internet service at a glance

At 99%, broadband coverage in Portsmouth is comparable to the rest of New Hampshire - 98%, and comparable to broadband coverage across the U.S. - 95%.

The vast majority of those living in the Portsmouth area will have access to DSL, which covers 99% of Portsmouth residents. Cable internet is also an option for many, offering service to 99% of the area. Fiber-optic is less available but still a popular internet option for roughly 96% of those living in Portsmouth.

There are five internet providers serving the Portsmouth area, and 98.13% of households will have internet options from more than one provider. Among Portsmouth's five internet providers, prices start at $29.99 and available download speeds reach up to 1,000 Mbps.

Top high-speed internet providers in Portsmouth

The largest internet providers in Portsmouth are Xfinity and Telephone Operating Company of Vermont bringing cable, fiber-optic, and DSL options to Portsmouth.

Cable internet from Xfinity is available to nearly all Portsmouth residents, covering 99% of households. Many will also have the option of fiber-optic from Telephone Operating Company of Vermont, which covers 96% of the area. Portsmouth’s third most-available internet provider, Telephone Operating Company of Vermont, offers DSL to around 89% of Portsmouth residents.

Xfinity cable internet

Provider
Xfinity
Starting price*
$29.99/mo.
Max download speed

200 Mbps

Max upload speed

10 Mbps

Average availability

99%

Cable from Xfinity offers broadband to all households in Portsmouth covering 99% of the area.

Xfinity’s cable network is likely to offer faster speeds than DSL or satellite service, but Portsmouth residents in densely populated areas may experience slowed speeds during peak usage times.

Internet prices for Xfinity start at $29.99/mo.*, which is significantly lower than the average starting price for internet in Portsmouth, $43.73.

Xfinity customers who choose the lowest-priced plan can expect speeds up to 25 Mbps, which comes to an estimated $1.20 per Mbps, about the same as the average cost per Mbps for the lowest priced plans in Portsmouth, $1.56.

For those who value internet speed as much as cost, Xfinity offers download speeds up to 200 Mbps and upload speeds up to 10 Mbps in Portsmouth. These download speeds are available to 99% of the area, and are much slower than the average max speeds from all Portsmouth's providers, 319 Mbps.

Check availability Call us: (844) 512-2720

Telephone Operating Company of Vermont fiber-optic internet

Provider

Telephone Operating Company of Vermont

Starting price*
$34.95/mo.
Max download speed

1,000 Mbps

Max upload speed

1,000 Mbps

Average availability

96%

Fiber-optic from Telephone Operating Company of Vermont offers broadband to nearly all households in Portsmouth covering 96% of the area.

Fiber-optic service from Telephone Operating Company of Vermont is popular for its fast download and upload speeds, even during peak usage times, but may be less available throughout Portsmouth than other internet types.

Internet prices for Telephone Operating Company of Vermont start at $34.95/mo.*, which is lower than the average starting price for internet in Portsmouth, $43.73.

Telephone Operating Company of Vermont customers who choose the lowest-priced plan can expect speeds up to 24 Mbps, which comes to an estimated $1.46 per Mbps, about the same as the average cost per Mbps for the lowest priced plans in Portsmouth, $1.56.

For those who value internet speed as much as cost, Telephone Operating Company of Vermont offers download speeds up to 1,000 Mbps and upload speeds up to 1,000 Mbps in Portsmouth. These download speeds are available to 96% of the area, and are much faster than the average max speeds from all Portsmouth's providers, 319 Mbps.

Check availability Call us: (844) 512-2720

Telephone Operating Company of Vermont DSL internet

Provider

Telephone Operating Company of Vermont

Starting price*
$34.95/mo.
Max download speed

25 Mbps

Max upload speed

2 Mbps

Average availability

89%

DSL from Telephone Operating Company of Vermont offers broadband to nearly all households in Portsmouth covering 89% of the area.

DSL internet from Telephone Operating Company of Vermont uses telephone lines in Portsmouth to deliver service, which often leads to lower prices and higher availability, though download speeds are likely to be slower than cable or fiber-optic internet.

Internet prices for Telephone Operating Company of Vermont start at $34.95/mo.*, which is lower than the average starting price for internet in Portsmouth, $43.73.

Telephone Operating Company of Vermont customers who choose the lowest-priced plan can expect speeds up to 24 Mbps, which comes to an estimated $1.46 per Mbps, about the same as the average cost per Mbps for the lowest priced plans in Portsmouth, $1.56.

For those who value internet speed as much as cost, Telephone Operating Company of Vermont offers download speeds up to 25 Mbps and upload speeds up to 2 Mbps in Portsmouth. These download speeds are available to 89% of the area, and are much slower than the average max speeds from all Portsmouth's providers, 319 Mbps.

Check availability Call us: (844) 512-2720

Internet coverage for rural areas

If you live in the heart of Portsmouth, you’ll likely have options from cable, fiber-optic, and DSL internet providers. For those in rural areas or just outside Portsmouth, however, satellite or fixed wireless internet may be the best internet option.

Satellite internet from HughesNet and Viasat offers 100% availability in Portsmouth and surrounding areas. HughesNet starting prices are significantly higher than average in Portsmouth at $59.99/mo. for speeds up to 25 Mbps. Viasat starting prices are higher than average in Portsmouth at $50/mo. for speeds up to 25 Mbps. Satellite internet is a less appealing option for many Portsmouth residents, however, as service typically comes with high latency and low data allowances.

Internet provider frequently asked questions

Telephone Operating Company of Vermont is the fastest internet provider in Portsmouth with download speeds up to 1,000 Mbps. These speeds are available to 96% of households in Portsmouth. The next fastest internet provider in Portsmouth is Xfinity, offering download speeds up to 200 Mbps to 99% of the area.

Xfinity offers the cheapest internet in Portsmouth with plans starting at $29.99/mo. This is significantly less than the average starting price for internet in Portsmouth, $43.73.

Telephone Operating Company of Vermont is the largest fiber-optic internet service provider in Portsmouth, covering 96% of the city.

The only broadband internet type that requires a phone line is DSL and dial-up, which use phone lines to deliver service. Other internet types, such as cable, fiber-optic and satellite, require no phone line for broadband service.

Allconnect lets you find and compare multiple providers all in one place at no cost to you. We partner with 30+ providers and are dedicated to bringing you accurate, up-to-date information so you can shop and compare with confidence.

Cable internet will nearly always offer faster speeds than DSL, but typically at a higher price point. So if you’re shopping for cheap internet plans, DSL may be your better option but if you want speed, consider cable internet.