NAICS Code 4911 - Postal Service

Industry Sector

Transportation and Warehousing

Total Companies


Est. Employment



For detailed description of NAICS 4911, see Subcategories in the Hierarchy Navigation on this page.

Companies compiles comprehensive business data and executive contact leads for businesses within NAICS Code 4911 - Postal Service. Some of the leading and most notable companies are listed below. To order a list of companies within NAICS Code 4911 - Postal Service for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.