The following Product Service Codes (PSCs) are commonly associated with NAICS 491110, Postal Service

PSC 7510 Office Supplies

Products
Federal Category 6.1: Office Management Office Management Products

Includes
Crayons; Erasers; File Holders; Writing Ink; Printing Ink; Paper Fasteners; Pencils; Penholders and Pen Points; Rulers, Office Type; Art Supplies; Tape, Pressure Sensitive Adhesive

Excludes
Office Devices; Fountain Pens; Artists' Brushes; Paper Stationery; Record Forms; Mechanical Pencils.

Possible NAICS Codes
339940 – Office Supplies (except Paper) Manufacturing
459410 – Office Supplies and Stationery Retailers
322230 – Stationery Product Manufacturing
322120 – Paper Mills
444110 – Home Centers
325992 – Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing
424130 – Industrial and Personal Service Paper Merchant Wholesalers

PSC R602 Support—Administrative: Courier/Messenger

Services
Federal Category 7.1: Transportation and Logistics Services Package Delivery & Packaging

PSC R706 Support—Management: Logistics Support

Services
Federal Category 7.2: Transportation and Logistics Services Logistics Support Services

PSC R499 Support—Professional: Other

Services