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| | MARC Code List for Countries |
 | | Three-character codes are assigned to states of the United States, provinces and territories of Canada and divisions of the United Kingdom. |
 | | Three-character codes are also used for the United States (xxu), Canada (xxc), and the United Kingdom (xxk) when the state, province or territory, or division is not known, but the country is known, or when it is not desired to code at the lower level. |
 | | States of the United States, provinces and territories of Canada, and divisions of the United Kingdom are arranged alphabetically under the name of the parent jurisdiction. |
| lcweb.loc.gov /marc/countries (1473 words) |
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