SIC Code 9621 - Regulation and Administration of Transportation

Industry Sector

Public Administration

Total Companies


Est. Employment


Use Data For:

  • Direct Mailing
  • Emailing
  • Calling
  • Research

Includes Free Sample & Industry Report

100% Phone-Verified, NCOA Processed, Accurate Data


Government establishments primarily engaged in regulation, licensing, planning, inspection and investigation of transportation services and facilities. Motor vehicle and operator licensing is classified here. Establishments of the Coast Guard that perform functions related to the regulation, administration and operation of transportation are included here. Also included in this industry are civilian government air traffic control and aircraft inspection establishments.


SIC Code 9621 - Regulation and Administration of Transportation is a final level code of the “Public Administration” Division. There are 4,576 companies classified in this industry in the USA with an estimated employment of 2,288 people.

Hierarchy Navigation for SIC Code 9621

Industry Image

Example photo for industry SIC 9621 - Regulation and Administration of Transportation. This image represents an activity or product found in this industry.


For some business types, there may be a similar industry to SIC Code 9621 - Regulation and Administration of Transportation that is a better classification match. Parking authorities are classified here, but the operators of lots and garages are classified in Services, SIC Code - 7521. Operators of railroads, subways, depots, ports, toll roads and bridges, and other transportation facilities are classified in Transportation and Public Utilities

Companies compiles comprehensive business data and executive contact leads for businesses within SIC Code 9621 - Regulation and Administration of Transportation. Some of the leading and most notable companies are listed below. To order a list of companies within SIC Code 9621 - Regulation and Administration of Transportation 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.

Industry Executives

Would you like to email executives in SIC Code 9621 - Regulation and Administration of Transportation? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

For specific job title targeting, please provide details in the business list request form.

Executive Email List

Alternative SIC Code Categories for SIC 9621

For business marketing and targeting purposes, please refer to the Extended SIC Codes (6-digit).

7-digit SIC

  • 9621001Government-Transportation Programs
  • 9621002State Government-Transportation Programs
  • 9621003Federal Government-Transportation Programs
  • 9621004Government-Air Traffic Control Operations
  • 9621005Bureau Of Public Roads
  • 9621006City Government-Transportation Programs
  • 9621007Coast Guard For Transportation Programs
  • 9621008Nonoperating Government For Transportation Programs
  • 9621009Government-Motor Vehicle Licensing & Inspections
  • 9621010County Government-Transportation Programs
  • 9621011Licensing Agencies
  • 9621012Transportation Licensing & Inspections
  • 9621013Aircraft Regulating Agencies
  • 9621014Water Vessel Regulation
  • 9621015Transit System Authorities
  • 9621016Port Authorities
  • 9621017Aircraft Inspection
  • 9621018Port Services
  • 9621019Motor Carrier Licensing & Inspection Office, Government
  • 9621020Regulation, Administration Of Transportation
  • 9621021Interstate Commerce Commission
  • 9621022Railroad & Warehouse Commission

8-digit SIC

  • 96210000Regulation, Administration Of Transportation
  • 96210100Aircraft Regulating Agencies
  • 96210101Air Traffic Control Operations, Government
  • 96210102Aircraft Inspection, Government
  • 96210200Licensing Agencies
  • 96210201Licensing, Inspection: Transportation Facilities, Services
  • 96210202Motor Carrier Licensing And Inspection Office, Government
  • 96210203Motor Vehicle Licensing And Inspection Office, Government
  • 96210300Water Vessels And Port Regulating Agencies
  • 96210301Coast Guard, Regulation And Administration Of Transportation
  • 96210302Port Authority Or District: Government, Nonoperating
  • 96210400Regulation, Administration Of Transportation, Level Of Gover
  • 96210401Regulation, Administration Of Transportation, Federal Govern
  • 96210402Regulation, Administration Of Transportation, State Governme
  • 96210403Regulation, Administration Of Transportation, County Governm
  • 96210404Regulation, Administration Of Transportation, Local Governme
  • 96219901Bureau Of Public Roads
  • 96219902Interstate Commerce Commission
  • 96219903Railroad And Warehouse Commission, Government
  • 96219904Transit System Or Authority: Government, Nonoperating
  • 96219905Transportation Department: Government, Nonoperating