CCA file extension - CC: MAil Data file
What is cca file? How to open cca files?
File type specification:
The CCA file extension is associated with cc:Mail. cc:Mail is an obsolete, store-and-forward LAN-based e-mail system originally developed on Microsoft's MS-DOS platform by Hubert Lipinski in the 1980s. At the height of its popularity cc:Mail had about 21 million users.