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Dallas IT Companies


Dallas IT companies lead the nation in advanced network support. 1 Call Service specializes in multi-location companies. Leveraging public and private cloud services to support the network operations, our service provides weekly and monthly reporting on the health of your systems. 100% uptime and security are the basis of 25 years experience in managed network services.  Started in 1994 makes us one of the original Dallas IT companies.   The focus has been the same since day 1.  Networks, Websites and Computers!
Contact us at 972-418-2000 to start the discussion.