Contact Us
Anytime
Sales
866-205-8928
Customer Service
866-847-5500
Partner Opportunities
877-884-5200
Corporate Office
866-847-1500
Corporate Fax
617-328-0312
Broadband Repair
888-375-3755
IW Vendor Partners
877-745-5183
Our Customers
"The ease of a single point of contact for all orders, one invoice for all services, one number to call for repair, discounted rates, etc... Granite offers this to its customers and more. What a novel approach to provide the customer exactly what they’re looking for."
- Men's Wearhouse
Granite proudly serves over 14,000 corporate clients in over 390,000 locations. Our customers include 66 of the nation's Fortune 100, and our customer retention rate is more than five times higher than the industry average.
Whether regional, national, or across North America, with scalable solutions, Granite is able to meet the ever-changing needs of our multi-location customers.
At Granite, we do not ask our telephone service customers to sign contracts with term commitments but rather make a commitment to earn their business everyday through unparalleled customer service and support.
By choosing Granite’s suite of solutions – Plain Old Telephone Service (POTS), Broadband, and Structured Cabling & Systems, our customers see dramatic costs savings and a decrease in administrative burdens with:
- One Point of Contact, available 24/7/365
- One Bill, customized to fit their needs
- One Company, offering nationwide service, coast to coast, and border to border