North American Industry Classification System (NAICS)

237130 Power and Communication Line and Related Structures Construction238210 Electrical Contractors and Other Wiring Installation Contractors

238990 All Other Specialty Trade Contractors

334210 Telephone Apparatus Manufacturing

334220 Radio, Television Broadcasting, Wireless Communications Equipment Manufacturing

334290 Other Communications Equipment Manufacturing

334310 Audio and Video Equipment Manufacturing

334417 Electronic Connector Manufacturing

334418 Printed Circuit Assembly (Electronic Assembly) Manufacturing

334419 Other Electronic Component Manufacturer

335921 Fiber Optic Cable Manufacturer

423610 Electrical Apparatus, Equipment, Wiring Supplies, and Related Equipment Wholesalers

517110 Wired Telecommunications Carriers

517210 Wireless Telecommunications Carriers (Except Satellite)

517410 Satellite Telecommunications

517911 Telecommunications Resellers

517919 All Other Telecommunications

518210 Data Processing, Hosting, and Related Services

541330 Engineering Services

541512 Computer Systems Design Services

541513 Computer Facilities Management Services

541519 Other Computer Related Services

541611 Administrative Management and General Management Consulting Services

541690 Other Scientific and Technical Consulting Services

561210 Facilities Support Services

561499 All Other Business Support Services

561621 Security Systems Services (Except Locksmiths)

928110 National Security

Procedure Coding System (PCS)

B553 Special Studies/Analysis – CommunicationsC212 Architect and Engineering- General: Engineering Drafting, Not CAD/CAM

D307 IT and Telecom- IT Strategy and Architecture

D399 IT and Telecom- Other IT and Telecommunications

D304 IT and Telecom- Telecommunications and Transmission

 

 

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