Direct Inward Dialing Support. This function is offered by telephone companies with the goal that ATC clients could connect all range of company numbers to one or several lines. The aim is to give a personal number to every employee without having to connect it to a separate phone line. Thus, all telephone traffic can be divided and controlled more efficiently.
CallBlue
CallBlue is a long distance phone carrier providing domestic and international long distance, international dialing custom integrated Internet-based VOIP communication services, based on proprietary technology. Our services can be accessed via web browser
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