About CornerStone Telephone

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CornerStone Telephone Company is a US company that s ells voice, data, and other communication hardware and services to business customers in the Northeast. They provide business customers with voice and data communications, cloud computing, data center services and hosted IP products, coupled with customer service from local support teams. They were recognized by Inc. 5000 in the top 20% of the fastest-growing private companies in the US, ranked 3rd as fastest growing telecomm company in New York State and 34th in the US, as a cloud and hosted services provider.

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CornerStone Telephone Outage Reports from last 24 hours

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