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10 Best Business Internet Providers in Grantham, NH

Find business internet availability by address in Grantham, NH

Jump to: Availability Maps | Residential Internet in Grantham

Grantham ISP Report at a Glance
ISP grade Grantham ISP Report Card B
Average speed Download Speed for Most Businesses 4,393 Mbps
ISP count Number of Business ISPs 10
Customer review count Real Grantham Customer Ratings 0


This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.

Data update information

This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.

Grantham has 10 business internet providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Grantham.

Grantham overview

Grantham has 10 business internet providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Grantham.

Compare Providers Ranked by Coverage, Speed, and Customer Ratings

Comcast Business

Comcast Business logo

Availability:

97.6%

Customer Rating:

3.4 of 5 stars

(2,391)

View Plans

1-877-244-3013 Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fiber

4.7%

200 Mbps

200 Mbps

Fiber: 3.5 of 5 stars

(302)

Cable

97.6%

1,475 Mbps

2,000 Mbps

Cable: 3.3 of 5 stars

(1,910)

HUB66

HUB66 logo

Availability:

42.1%

Customer Rating:

0.0 of 5 stars

(0)

View Plans

Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fiber

42.1%

8,000 Mbps

8,000 Mbps

Fiber: 0.0 of 5 stars

(0)

Fidium

Fidium logo

Availability:

41.4%

Customer Rating:

3.8 of 5 stars

(72)

View Plans

1-833-875-1335 Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fiber

39.3%

1,987 Mbps

2,000 Mbps

Fiber: 4.1 of 5 stars

(54)

DSL

13.7%

10 Mbps

10 Mbps

DSL: 3.1 of 5 stars

(13)

FirstLight

FirstLight logo

Availability:

1.5%

Customer Rating:

3.3 of 5 stars

(3)

View Plans

Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fiber

1.5%

10,000 Mbps

10,000 Mbps

Fiber: 3.3 of 5 stars

(3)

Above are the top 4 business internet providers in Grantham, NH for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your city.


T-Mobile for Business

T-Mobile for Business logo

Availability:

95.0%

Customer Rating:

4.0 of 5 stars

(341)

View Plans

1-833-601-2935 Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fixed Wireless

95.0%

58 Mbps

100 Mbps

Wireless: 3.9 of 5 stars

(204)

Verizon Business

Verizon Business logo

Availability:

66.6%

Customer Rating:

3.8 of 5 stars

(811)

View Plans

1-833-213-7018 Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fixed Wireless

66.6%

50 Mbps

50 Mbps

Wireless: 3.7 of 5 stars

(170)

US Cellular

US Cellular logo

Availability:

33.4%

Customer Rating:

3.4 of 5 stars

(18)

View Plans

Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fixed Wireless

33.4%

10 Mbps

10 Mbps

Wireless: 3.7 of 5 stars

(14)

AT&T Business

AT&T Business logo

Availability:

2.0%

Customer Rating:

3.7 of 5 stars

(1,051)

View Plans

1-877-610-1219 Price: {{isp_price_range}}

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Grantham.

Max Download Speed InfoCalculated from the maximum speeds available to most Grantham residents, weighted by user distribution.

Customer Rating

Fixed Wireless

2.0%

10 Mbps

10 Mbps

Wireless: 3.6 of 5 stars

(164)

Providers with less than 1% coverage in this city are excluded from the list. To see if one of these providers is available at your home, please use the address search above.

Satellite providers generally have 100% coverage, so we have included these options below

Dish

Dish logo

Availability:

100%

Customer Rating:

3.6923 of 5 stars

(13)

View Plans

1-866-252-1910 Price: {{isp_price_range}}


DirecTV

DirecTV logo

Availability:

100%

Customer Rating:

4.3333 of 5 stars

(9)

View Plans

1-844-294-9501 Price: {{isp_price_range}}


HughesNet

HughesNet logo

Availability:

100%

Customer Rating:

2.4286 of 5 stars

(21)

View Plans

1-833-684-9249 Price: {{isp_price_range}}


Viasat

Viasat logo

Availability:

100%

Customer Rating:

1.7273 of 5 stars

(11)

View Plans

1-833-875-1370 Price: {{isp_price_range}}


Starlink

Starlink logo

Availability:

100%

Customer Rating:

3.9836 of 5 stars

(61)

View Plans

Price: {{isp_price_range}}

Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Grantham ratings may vary and are shown below.

Which Providers are Available at my Business in Grantham?

The map shows speeds per provider and where each provider is available. Click the drop-down menu to choose
a different provider.

Grantham, NH map of business internet availability

Internet Availability Key

0%
10%
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Speeds and coverage vary within the city, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.

Top Rated Business Internet Providers in Grantham, NH

When selecting the best internet provider for your business, it's important to consider user feedback. Our user reviews encompass all types of services provided by ISPs in Grantham, NH, without asking users to differentiate between residential and business experiences. Because of this, the insights from residential users can be a reliable indicator of what you can expect from the business service as well.

To see all 0 providers reviews in Grantham, NH please visit our Internet Providers in Grantham, NH page. The feedback there reflects the overall quality, reliability, and customer satisfaction of the service, which likely extends to their business offerings.

Who is the Fastest Business Internet Provider in Grantham?

Based on data provided by the internet providers to the FCC, FirstLight should have faster speeds at a local level. If you’d like to see unbiased reviews for provider speed on residential service, please visit our page for residential internet in Grantham.

Max Advertised Speed in Grantham, NH


FirstLight10,000
HUB668,000
XFINITY from Comcast2,000
Fidium Fiber2,000
Viasat100
T-Mobile Home Internet100
Verizon50
HughesNet25
US Cellular10
AT&T10

ISP / Tech TypeMax Advertised Speed
FirstLight10,000 Mbps
HUB668,000 Mbps
Fidium Fiber2,000 Mbps
XFINITY from Comcast2,000 Mbps
T-Mobile Home Internet100 Mbps
Viasat100 Mbps
Verizon50 Mbps
HughesNet25 Mbps
AT&T10 Mbps
US Cellular10 Mbps

How Much Speed does a Grantham Business Need?

While the speed a business needs is dependent on their own circumstances, we’ve analyzed the business environment in Grantham, NH from a high level. We’ve categorized every occupation tracked by the Census Bureau’s American Community Survey into 4 groups based largely on their overall connectivity needs.

Occupational Category Breakdown in Grantham, NH

Core Office / Administrative 25%
Knowledge Work / Technical 37%
Service and Support 21%
Hands-On and On-Site 18%

Core Office / Administrative

In Grantham, Core Office / Administrative occupations play a significant role in the local economy, with Management (12.6%), Business and Financial Roles (9.5%), and Teachers and Librarians (1.5%) being the most common. These roles require consistent, high-speed internet to manage large volumes of data, support communication platforms, and ensure efficient workflow management. Given their substantial share of the workforce, Grantham's overall demand for reliable and robust internet services is strong, supporting a well-organized and efficient business environment.

Knowledge Work / Technical

Grantham is a hub for Knowledge Work / Technical professionals, with Healthcare Practitioners (18.8%), Healthcare Technicians (10.2%), and Scientists and Researchers (3.9%) leading the local workforce. For these roles, top-tier internet infrastructure is indispensable, enabling real-time data analysis, cloud computing, and uninterrupted collaboration on a global scale. Given the high concentration of these occupations, the city's overall internet demands are among the highest, driving a strong need for the most advanced and reliable connectivity solutions available.

Service and Support

In Grantham, Service and Support roles account for a smaller portion of the local workforce. The top occupations in this category are Service Industry Workers (6.6%), Sales Professionals (6.4%), and Office Staff (4.4%) . While these roles depend on internet access for tasks such as customer service, online transactions, and communication, only a small percentage of the population relies on these functions daily. As a result, the overall demand for reliable internet services in this category is relatively low compared to city with a higher concentration of these occupations.

Hands-On and On-Site

In Grantham, Hands-On and On-Site roles make up a smaller portion of the local workforce. The top occupations in this category are Industrial Workers (5.8%), Warehouse Workers (4.3%), and Cleaning and Maintenance Workers (4.2%) . While these roles may rely on internet access for tasks like logistics coordination, equipment monitoring, and real-time communication, the overall demand for advanced internet services is relatively low. As a result, the city's need for robust connectivity in this sector is less critical compared to cities with a higher concentration of these occupations.

Shopping for Business Internet in Grantham, NH

Based on the mix of occupations in Grantham, NH, it has a balanced demand for robust internet services. The diverse occupational mix supports a steady requirement for reliable and moderately fast internet, though the need for top-tier speeds and low latency is not universal.

Grantham, NH is graded B according to our ISP Report Card. This report card evaluates the city's internet quality, focusing on key factors like speed, coverage, and provider options, to determine how well the available services meet business needs. Comparing this grade to the mix of occupations, we can conclude that this score provides more than adequate service for the city's workforce.

Specialized Features Businesses in Grantham Should Consider

When selecting an internet service for your business in Grantham, it's important to consider the specialized features that can significantly impact your operations. Whether you're a small business with basic needs or a large enterprise with complex demands, the right business internet plan can offer tailored solutions that enhance performance, security, and reliability.To see what speeds your business is currently getting, please visit our internet speed test tool. Below, we explore key features that could be critical for your business, ensuring you choose a service that aligns with your specific requirements.

Download Speed Requirements

Businesses often require reliable and fast download speeds to handle large data transfers, streaming, and other bandwidth-intensive activities. Business internet plans typically include guaranteed minimum speeds, dedicated bandwidth, and the removal of data caps, ensuring that these critical tasks are completed without interruption or slowdown.

Upload Speed Requirements

For businesses that rely on cloud services, video conferencing, or frequent file uploads, robust upload speeds are essential. Business internet plans typically offer symmetrical speeds, prioritized uploads, and solutions that enhance data transfer efficiency, making sure that critical tasks like cloud backups and real-time communication run smoothly.

Latency Sensitivity

Businesses with latency-sensitive applications, such as VoIP or real-time data processing, benefit from low-latency routing and Quality of Service (QoS) controls. These features prioritize time-sensitive traffic and optimize data paths, reducing delays and ensuring smooth operation of critical business functions.

Reliability and Redundancy

In business, downtime can be costly. Business internet plans often include service level agreements (SLAs) that guarantee uptime and performance. Additionally, features like redundant connections, automatic failover, and 24/7 network monitoring provide an extra layer of reliability, ensuring continuous service even during outages.

Scalability of Services

As businesses grow, so do their internet needs. Scalable business internet plans offer flexible bandwidth options, modular service packages, and the ability to upgrade services on demand without disruption. This ensures that businesses can easily adjust their internet resources as their demands evolve.

Cloud Service Integration

Businesses increasingly rely on cloud services for operations. Business internet plans often include dedicated cloud connections, hybrid cloud solutions, and optimized data transfer rates, making it easier to manage cloud-based applications securely and efficiently.

Security and Privacy Concerns

Security is a top priority for businesses, and business internet plans reflect this with features like built-in firewalls, DDoS protection, and VPN support. These services help protect against cyber threats and ensure that sensitive business data remains secure, both in transit and at rest.

Number of Connected Devices

Modern businesses often have many devices connected to their network, from computers to IoT devices. Business internet services provide high-capacity routers, device prioritization, and efficient IP address management to handle the load, ensuring smooth operation across all devices.

Remote Work Capabilities

With remote work becoming more common, businesses need internet services that support secure and efficient remote access. Business internet plans often include remote desktop services, VPNs, and unified communication tools, allowing employees to work effectively from anywhere.

As you evaluate business internet options in Grantham, consider which of these specialized features will most benefit your operations. Whether you prioritize speed, reliability, security, or scalability, understanding your specific needs will help you identify the right service. When narrowing down the best ISP for your business, be sure to inquire about the features that align with your priorities, ensuring that the provider you choose can support your goals and keep your business running smoothly.

Business Internet in Cities near Grantham, NH

Businesses looking in the greater area surrounding Grantham, NH can use this list to navigate nearby cities.

West Springfield, NH

  • Average Download Speed: 5,350
  • Fiber Coverage: 77.5%
Springfield, NH

  • Average Download Speed: 1,172
  • Fiber Coverage: 51.0%
Enfield Center, NH

  • Average Download Speed: 5,317
  • Fiber Coverage: 59.7%
Mascoma, NH

  • Average Download Speed: 7,034
  • Fiber Coverage: 94.5%
Georges Mills, NH

  • Average Download Speed: 1,411
  • Fiber Coverage: 44.0%
Croydon Flat, NH

  • Average Download Speed: 1,318
  • Fiber Coverage: 30.7%
Enfield, NH

  • Average Download Speed: 6,231
  • Fiber Coverage: 78.1%
Meriden, NH

  • Average Download Speed: 1,189
  • Fiber Coverage: 4.9%
Cornish Flat, NH

  • Average Download Speed: 1,220
  • Fiber Coverage: 7.2%

Which Fiber Business Internet Providers are Available in Grantham?

HUB66 Fiber in Grantham, NH

HUB66 logo

Availability:

42.1%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

8,000 Mbps

HUB66 offers Fiber service to 42.1% of Grantham homes. Across the city, HUB66 Fiber is the only type of service available from the company, with speeds up to 8,000 Mbps, with speeds from 8,000 Mpbs up to 8,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for HUB66 Fiber. HUB66 Fiber is rated other types of internet service available in Grantham from HUB66 in terms of customer satisfaction.

Fidium Fiber in Grantham, NH

Fidium logo

Availability:

39.3%

Customer Rating:

4.1 of 5 stars

(54)

Avg. Download Speed

1,987 Mbps

Fidium Fiber offers Fiber service to 39.3% of Grantham homes. Across the city, Fidium Fiber has speeds up to 1,987 Mbps, with speeds from 1,000 Mpbs up to 2,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for Fidium Fiber. Fidium Fiber is rated about the same as other types of internet service available in Grantham from Fidium in terms of customer satisfaction.

XFINITY Fiber in Grantham, NH

Comcast Business logo

Availability:

4.7%

Customer Rating:

3.5 of 5 stars

(302)

Avg. Download Speed

200 Mbps

Comcast Business offers Fiber service to 4.7% of Grantham homes. Across the city, XFINITY Fiber has speeds up to 200 Mbps, with speeds from 200 Mpbs up to 200 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for XFINITY Fiber. XFINITY Fiber is rated about the same as other types of internet service available in Grantham from Comcast Business in terms of customer satisfaction.

FirstLight Fiber in Grantham, NH

FirstLight logo

Availability:

1.5%

Customer Rating:

3.3 of 5 stars

(3)

Avg. Download Speed

10,000 Mbps

FirstLight offers Fiber service to 1.5% of Grantham homes. Across the city, FirstLight Fiber is the only type of service available from the company, with speeds up to 10,000 Mbps, with speeds from 10,000 Mpbs up to 10,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for FirstLight Fiber. FirstLight Fiber is rated the same as other types of internet service available in Grantham from FirstLight in terms of customer satisfaction.

Which Cable Business Internet Providers are Available in Grantham?

XFINITY Cable in Grantham, NH

Comcast Business logo

Availability:

97.6%

Customer Rating:

3.3 of 5 stars

(1,910)

Avg. Download Speed

1,475 Mbps

Comcast Business offers Cable service to 97.6% of Grantham homes. Across the city, XFINITY Cable has speeds up to 1,475 Mbps, with speeds from 1,200 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 35 and as high as 250, with an average of 109 Mbps throughout the city. XFINITY Cable is rated about the same as other types of internet service available in Grantham from Comcast Business in terms of customer satisfaction.

Which DSL Business Internet Providers are Available in Grantham?

Fidium DSL in Grantham, NH

Fidium logo

Availability:

13.7%

Customer Rating:

3.1 of 5 stars

(13)

Avg. Download Speed

10 Mbps

Fidium Fiber offers DSL service to 13.7% of Grantham homes. Across the city, Fidium DSL has speeds up to 10 Mbps, with speeds from 10 Mpbs up to 10 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 1.0, with an average of 1.0 Mbps throughout the city. Fidium DSL is rated lower than other types of internet service available in Grantham from Fidium in terms of customer satisfaction.

Which Fixed Wireless and LTE Business Internet Providers are Available in Grantham?

T-Mobile for Business Fixed Wireless in Grantham, NH

T-Mobile for Business logo

Availability:

95.0%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

58 Mbps

T-Mobile for Business offers Fixed Wireless service to 95.0% of Grantham homes. Across the city, T-Mobile for Business Fixed Wireless is the only type of service available from the company, with speeds up to 58 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 11 Mbps throughout the city. T-Mobile for Business Fixed Wireless is rated other types of internet service available in Grantham from T-Mobile for Business in terms of customer satisfaction.

Verizon Business Fixed Wireless in Grantham, NH

Verizon Business logo

Availability:

66.6%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

50 Mbps

Verizon Business offers Fixed Wireless service to 66.6% of Grantham homes. Across the city, Verizon Business Fixed Wireless is the only type of service available from the company, with speeds up to 50 Mbps, with speeds from 50 Mpbs up to 50 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 6.0, with an average of 6.0 Mbps throughout the city. Verizon Business Fixed Wireless is rated other types of internet service available in Grantham from Verizon Business in terms of customer satisfaction.

US Cellular Fixed Wireless in Grantham, NH

US Cellular logo

Availability:

33.4%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

10 Mbps

US Cellular offers Fixed Wireless service to 33.4% of Grantham homes. Across the city, US Cellular Fixed Wireless is the only type of service available from the company, with speeds up to 10 Mbps, with speeds from 10 Mpbs up to 10 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 1.0, with an average of 1.0 Mbps throughout the city. US Cellular Fixed Wireless is rated other types of internet service available in Grantham from US Cellular in terms of customer satisfaction.

AT&T Business Fixed Wireless in Grantham, NH

AT&T Business logo

Availability:

2.0%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

10 Mbps

AT&T Business offers Fixed Wireless service to 2.0% of Grantham homes. Across the city, AT&T Business Fixed Wireless is the only type of service available from the company, with speeds up to 10 Mbps, with speeds from 10 Mpbs up to 10 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 1.0, with an average of 1.0 Mbps throughout the city. AT&T Business Fixed Wireless is rated other types of internet service available in Grantham from AT&T Business in terms of customer satisfaction.