ANSI/INCITS 31-2009
Information technology - Codes for the Identification of Counties and Equivalent Areas of the United States, Puerto Rico, and the Insular Areas

Standard No.

ANSI/INCITS 31-2009

Release Date

2009

Published By

American National Standards Institute （ANSI)

Latest

ANSI/INCITS 31-2009

Scope

This standard establishes a structure for the assignment of identifying data codes to counties and county equivalents of the United States and its insular and associated areas, for the purpose of information interchange among data processing systems.

ANSI/INCITS 31-2009 history

• 2009 ANSI/INCITS 31-2009 Information technology - Codes for the Identification of Counties and Equivalent Areas of the United States, Puerto Rico, and the Insular Areas
• 1988 ANSI/INCITS 31-1988 Codestart - Structure for the Identification of the Counties and County Equivalents of the United States and Its Outlying and Associated Areas for Information Interchange