Granite State Communications

Reliable Neighbors

For over 140 years, we've served the needs of individuals and businesses in New Hampshire. We believe that our long-term success is due to our focus on providing outstanding customer service and supporting you with the latest technology. It’s part of our goal to be your reliable neighbor.

Today our data and voice services are carried over an ultra-high-speed fiber optic network that has the capability to transport virtually unlimited bandwidth.  We currently have fiber optic Internet service with equal download and upload speeds available to over 90% of our service area.

Fast, Reliable Internet and Technology support for our neighbors

Granite State Communications is your local provider of communications solutions. But we’re so much more than that. We’re also a local employer and a local community supporter through sponsorships, donations, and volunteer hours.

When you choose us for your Internet and related services, you’re not only making your life easier. You’re making our whole community stronger. Thanks for your support!

We Support What We Sell

GSC is your reliable neighbor with local Customer Service and 24/7 Technical Support. If you have a problem, we’ll be there to fix it fast. When you call, a real person answers the phone!

Please check our Support page, which includes our searchable Knowledge Base tool.

Community Advisor

May 12, 2025

Why Is Fiber Internet Better Than 5G Home Internet?

Fiber internet provides much higher speeds and reliability You may be hearing a lot these days about the 5G home internet offered by cellular providers. But […]
March 12, 2025

Say Hello to Generation Alpha

Meet the first generation to grow up in a fully digital world The world is welcoming a new generation — Generation Alpha. Born between 2010 and […]
February 20, 2025

We’re Moving Soon!

  Exciting News: Our Customer Care and Walk-In Payment Location Are Moving! Starting on March 26, 2025, our Customer Care Team and Walk-In Payment Location will be relocating […]