513310  Wired Telecommunications Carriers 

This industry comprises establishments engaged in (1) operating and
maintaining switching and transmission facilities to provide direct
communications via landlines, microwave, or a combination of landlines
and satellite linkups or (2) furnishing telegraph and other nonvocal
communications using their own facilities. 

The data published with NAICS code 513310 are comprised of these parts 
of the following SIC industries:

     4813 (pt)  Local and Long-Distance Telephone Service
     4822       Wired Telecommunications (Except Resellers) - 
                Telegraph Service