ANSI X3.31-1988
Information Systems - Codes - Structure for the Identification of the Counties and County Equivalents of the United States and Its Outlying and Associated Areas for Information Interchange

Standard No.

ANSI X3.31-1988

Release Date

1988

Published By

American National Standards Institute （ANSI)

Latest

ANSI X3.31-1988

Scope

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

ANSI X3.31-1988 history

• 1988 ANSI X3.31-1988 Information Systems - Codes - Structure for the Identification of the Counties and County Equivalents of the United States and Its Outlying and Associated Areas for Information Interchange