Naics code Naics crossreference
56143 Providing voice mailbox services--are classified in Industry 56142, Telephone Call Centers
56143 Providing direct mail advertising services--are classified in Industry 54186, Direct Mail Advertising
56143 Providing full service office space, whether on a lease or service contract basis--are classified in Industry 53112, Lessors of Nonresidential Buildings (except Miniwarehouses)
56143 Providing document copying services in combination with printing services, with or without a range of other office support services, and establishments known as quick or digital printers--are classified in Industry 32311, Printing
56143 Providing only one of the support services (e.g., word processing services) that establishments in this industry provide--are classified in the appropriate industry according to the service provided.
561431 Operating contract post offices--are classified in Industry 491110, Postal Service
561431 Delivering letters and parcels (except under a universal service obligation)--are classified in Subsector 492, Couriers and Messengers
561431 Providing voice mailbox services--are classified in U.S. Industry 561421, Telephone Answering Services
561431 Providing direct mail advertising services--are classified in Industry 541860, Direct Mail Advertising
561431 Providing only one of the support services (e.g., word processing services) that establishments in this industry provide--are classified in the appropriate industry according to the service provided