REGIONAL INFORMATION:

Graphic map of regions

The membership of the American Association of State Highway and Transportation Officials is composed only of instrumentalities of government. The membership of this Association is by Member Departments, which shall be those Departments or Agencies of the States of the United States, Puerto Rico and the District of Columbia in which the official highway responsibility for that State or Territory is lodged, and the United States Department of Transportation which is an ex-officio member.

Regional Associations of State Highway and Transportation Officials

Northeastern Association of State Transportation Officials (NASTO) - Region 1:
Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, District of Columbia

Southeastern Association of State Highway and Transportation Officials (SASHTO) - Region 2:
Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, West Virginia, Puerto Rico

Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, West Virginia, Puerto Rico
Mississippi Valley Conference of State Highway and Transportation Departments - Region 3:
Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Ohio, Wisconsin

Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Ohio, Wisconsin
Western Association of State Highway and Transportation Officials (WASHTO) - Region 4:
Alaska, Arizona, California, Colorado, Hawaii, Idaho, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, South Dakota, Texas, Utah, Washington, Wyoming

 

Back to Top------->