MARC 21 Format for Authority Data: 043: Geographic Area Code (Network Development and MARC Standards Office, Library of Congress)

Geographic area codes (GAC) associated with the 1XX heading in an established heading record or a subdivision record. Source of the code in subfield $a is MARC Code List for Geographic Areas. The source of a local code in subfield $b is indicated in subfield $2. The source of codes in subfield $c is ISO 3166, Codes for the representation of names of countries and their subdivisions - Part 1 : Country codes or Part 2 : Country subdivision codes.

Indicators

First - Undefined: # - Undefined
Second - Undefined: # - Undefined

Subfield Codes

$a - Geographic area code (R)

$b - Local GAC code (R)

$c - ISO code (R)

$0 - Authority record control number or standard number (R): See description of this subfield in Appendix A: Control Subfields.

$1 - Real World Object URI (R): See description of this subfield in Appendix A: Control Subfields.

$2 - Source of local code (R): Code that identifies the source from which the local code was assigned. Used only when subfield $b is used to indicate a local GAC code. Code from: Geographic Area Code and Term Source Codes.

$6 - Linkage (NR): See description of this subfield in Appendix A: Control Subfields.

$8 - Field link and sequence number (R): See description of this subfield in Appendix A: Control Subfields.

Examples

043	##$an-us-mi
043	##$ae-fr---$ae-pl---
043	##$ae-gx---
043	##$an-cn---
043	##$af-ke---
043	##$asa-----
043	##$an-cn-on
043	##$cus

043 - Geographic Area Code (NR)

Indicators

Subfield Codes

Examples