517. TELECOMMUNICATIONSIt seems we can’t find what you’re looking for. Perhaps searching can help. Add Listing 517311. Wired Telecommunications Carriers (4)517312. Cellular & Other Wireless Telecommunications (37)5174. Satellite Telecommunications (1)5179. Other Telecommunications (16)517911. Telecommunications Resellers (11)#0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ(Reset) Company Name / DBA Xo Communications Services Inc Industrial Classification 517. TELECOMMUNICATIONS Business Type CORP Owner Name Xo Communications Services Inc Street Address 5771 Copley Dr 92111-7905 Phone Number 703 547-2000 5133 EditDelete