Establishments primarily engaged in the delivery of individually addressed letters, parcels, and packages (generally under 100 pounds), except by means of air transportation or by the United States Postal Service. Delivery is usually made by street or highway within a local area or between cities. Establishments primarily engaged in furnishing air delivery of individually addressed letters, parcels, and packages, except by the United States Postal Service, are classified in Industry 4513, and establishments of the United States Postal Service are classified in Industry 4311. Establishments primarily engaged in the delivery of advertising and other unaddressed letters, parcels, and packages are classified in Industry 7319. Establishments primarily engaged in undertaking the transportation of goods from shippers to receivers for a charge covering the entire transportation, but making use of other transportation establishments to effect the entire delivery, are classified in Industry 4731. Establishments primarily engaged in furnishing armored car services are classified in Services, Industry 7381.
- Courier services, except by air
- Letter delivery, private: except air
- Mail delivery, private: except air
- Package delivery, private: except air
- Parcel delivery, private: except air