DC Yellow Pages > Washington
4301 Connecticut Avenue Northwest
Washington, DC (Washington DC) 20008-2304
(202) 204-9670 (Primary Phone)



Business Details


Additional Categories
Xo Communications is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:
  • Consultants - Communication
  • Telephones Communications Services
North American Industry Classification System (NAICS) Categories:
  • Wired Telecommunications Carriers > Local & Long Distance Telephone Service
  • Wireless Telecommunications Carriers (Except Satellite)
  • All Other Telecommunications
  • Engineering Services > Engineers Electrical, Electronic & Communications > Communication Consultants
  • Other Management Consulting Services > Communications Consultants
  • Other Scientific And Technical Consulting Services > Communications Consultants
Standard Industry Classification (SIC) Categories:
  • Telephone Communications, Except Radio > Local & Long Distance Telephone Service
  • Communication Services, Nec > Specialty Communication Companies & Services > Communication Consultants
  • Business Consulting Services, Nec > Communications Consultants
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