Atis | Welcome Develops standards and solutions addressing a wide range of industry issues in a manner that allocates and coordinates industry resources and produces the greatest return for communications companies. www.t1.org/ Site Listings Atis | Welcome Develops standards and solutions addressing a wide range of industry issues in a manner that allocates and coordinates industry resources and produces the greatest ... www.t1.org/ Add Url or Add Site to Submit Site to the Digital Hierarchy Directory |