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The following Product Service Codes (PSCs) are commonly associated with NAICS 561421, Telephone Answering Services

PSC 7G20 IT and Telecom—Network: Analog Voice Products (Hardware and Perpetual License Software)

Products
Federal Category 1.7: Information Technology and Telecommunications — Network

Description
Legacy analog voice communications equipment, hardware, and software used to connect end users to the organization's voice systems. Includes analog transmission and transport equipment, physical communications infrastructure carrying analog signals over copper wiring (outside and inside plant), products and tools that enable or distribute voice services through on-premise analog equipment including PBX, voicemail, and handsets.

Includes
Software that is licensed for use indefinitely. This can also be referred to as perpetual, indefinite, permanent, continuous, or ever lasting.

Possible NAICS Codes
541519 – Other Computer Related Services
334210 – Telephone Apparatus Manufacturing
334290 – Other Communications Equipment Manufacturing
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
334111 – Electronic Computer Manufacturing
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
517122 – Agents for Wireless Telecommunications Services
517112 – Wireless Telecommunications Carriers (except Satellite)
811210 – Electronic and Precision Equipment Repair and Maintenance

PSC DD01 IT and Telecom—Service Delivery Support Services: Itsm, Operations Center, Project/PM (Labor)

Services
Federal Category 1.4: Information Technology and Telecommunications — Delivery

Description
Support services for delivery processes including IT Service Management (ITSM), Project Program and Portfolio (PPM), and Operations Centers (NOC, GOC). ITSM processes include incident, problem and change management services as part of the ITSM program. IT Project Management includes support for agile and continuous improvement/development (CI/CD).

Excludes
Tier 1 and 2 Help Desk.

Possible NAICS Codes
517111 – Wired Telecommunications Carriers
517112 – Wireless Telecommunications Carriers (except Satellite)
541519 – Other Computer Related Services
517122 – Agents for Wireless Telecommunications Services
517410 – Satellite Telecommunications
541512 – Computer Systems Design Services
516210 – Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
517121 – Telecommunications Resellers
517810 – All Other Telecommunications
541511 – Custom Computer Programming Services

PSC DG11 IT and Telecom—Network - Telecom Access Services

Services
Federal Category 1.7: Information Technology and Telecommunications — Network

Description
Telecom access and other usage billing services. Includes internet, cellular services, landline and telephone services. Transport services for data and voice network circuits and associated access facilities and services.

Includes
Includes dedicated and virtual data networks, usage associated with standard telephone calls, and 800 number service.Software that is licensed for use over a defined period of time. This can also be referred to term, temporary, provisional, or short-term.

Notes
Software as a Service, Service Contracts, Subscription based software provisioning, and device rentals are considered services.

Possible NAICS Codes
517111 – Wired Telecommunications Carriers
541519 – Other Computer Related Services
517112 – Wireless Telecommunications Carriers (except Satellite)
517122 – Agents for Wireless Telecommunications Services
517810 – All Other Telecommunications
517410 – Satellite Telecommunications
516210 – Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
517121 – Telecommunications Resellers

PSC DA01 IT and Telecom—Business Application/Application Development Support Services (Labor)

Services
Federal Category 1.1: Information Technology and Telecommunications — Application

Description
Support services for activities involved with application development and support to include analysis, design, development, coding, testing, and release packaging, as well as support of off-the-shelf Business Applications.

Includes
User Research, Human Center Design, Development/Security/Operations (DevSecOps), Customer Experience (UX)

Notes
Application development for new software projects and support for existing applications.

Possible NAICS Codes
541519 – Other Computer Related Services
541512 – Computer Systems Design Services
541511 – Custom Computer Programming Services
517111 – Wired Telecommunications Carriers
513210 – Software Publishers
334111 – Electronic Computer Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
541513 – Computer Facilities Management Services
517122 – Agents for Wireless Telecommunications Services

PSC DG10 IT and Telecom—Network as a Service

Services
Federal Category 1.7: Information Technology and Telecommunications — Network

Description
Network services delivered as a service, by subscription, or service contract. Physical and wireless networks managed as a service connected to and from core data centers, work areas, and offices connecting end users to the organization's broader networks. Network services delivered in connection with other IaaS and PaaS services. Cloud based network management services and Software Defined Networks (SDN) accessed by service contract or subscriptions.

Includes
Software that is licensed for use over a defined period of time. This can also be referred to term, temporary, provisional, or short-term.

Notes
Software as a Service, Service Contracts, Subscription based software provisioning, and device rentals are considered services.

Possible NAICS Codes
517111 – Wired Telecommunications Carriers
541519 – Other Computer Related Services
517112 – Wireless Telecommunications Carriers (except Satellite)
517122 – Agents for Wireless Telecommunications Services
517121 – Telecommunications Resellers
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
517810 – All Other Telecommunications
516210 – Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers
517410 – Satellite Telecommunications
541512 – Computer Systems Design Services

PSC DE11 IT and Telecom—Mobile Device as a Service

Services
Federal Category 1.5: Information Technology and Telecommunications — End User

Description
Mobility support delivered as a service (Managed Mobility Services - MMS) for mobile devices such as tablets, smart phones (iOS, Android, Windows Mobile) that support a mobile workforce accessing corporate resources.

Includes
Mobile service management, logistics, help/service desk, technical support, system and configuration management services. Software that is licensed for use over a defined period of time. This can also be referred to term, temporary, provisional, or short-term.

Excludes
Cellular services; see Cloud Network as a Service.

Notes
Software as a Service, Service Contracts, Subscription based software provisioning, and device rentals are considered services.

Possible NAICS Codes
517112 – Wireless Telecommunications Carriers (except Satellite)
517122 – Agents for Wireless Telecommunications Services
541519 – Other Computer Related Services
541512 – Computer Systems Design Services
517121 – Telecommunications Resellers
541511 – Custom Computer Programming Services
513210 – Software Publishers
334111 – Electronic Computer Manufacturing
517111 – Wired Telecommunications Carriers

PSC DE01 IT and Telecom—End User: Help Desk; Tier1-2, Workspace, Print, Productivity Tools (Labor)

Services
Federal Category 1.5: Information Technology and Telecommunications — End User

Description
Support services for end user client computing including Tier 1 and 2 help/service desk, deskside support, adds/moves/changes, workspace technical support, audio/video (A/V, VTC) conferencing, and printer support. A/V and VTC includes support services typically used in conference rooms and dedicated telepresence rooms to enable workforce communications. Printer support includes Managed Print Services (MPS) for multifunction printers (print, scan, fax, copy).

Excludes
Mobile device support.

Possible NAICS Codes
541519 – Other Computer Related Services
811210 – Electronic and Precision Equipment Repair and Maintenance
561210 – Facilities Support Services
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
334111 – Electronic Computer Manufacturing
541330 – Engineering Services
513210 – Software Publishers
238290 – Other Building Equipment Contractors
541512 – Computer Systems Design Services
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing