ISO 3166-2:CV

ISO 3166-2:CV is the entry for Cabo Verde in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization, which defines codes for the names of the principal subdivisions of all countries coded in ISO 3166-1.
Currently for Cabo Verde, ISO 3166-2 codes are defined for two levels of subdivisions:

two geographical regions
22 municipalities

Each code consists of two parts, separated by a hyphen. The first part is, the ISO 3166-1 alpha-2 code of Cabo Verde. The second part is either of the following:

one letter: geographical regions
two letters: municipalities

WWW iso.org/obp/ui/#iso:code:...

Current codes

Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency.
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Changes

The following changes to the entry have been announced in newsletters by the ISO 3166/MA since the first publication of ISO 3166-2 in 1998:

Newsletter	Date issued	Description of change in newsletter	Code/Subdivision change
		Subdivision layout partially revised: Three new municipalities. New reference for list source	Subdivisions added: [Calheta de São Miguel (Cape Verde)\|São Miguel (municipality)\|Calheta de São Miguel] Mosteiros São Filipe
		Addition of the country code prefix as the first code element, update of the administrative structure and of the list source	Subdivisions added: Ribeira Brava Ribeira Grande de Santiago Santa Catarina do Fogo São Lourenço dos Órgãos São Salvador do Mundo Tarrafal de São Nicolau Subdivisions deleted: São Nicolau Codes: Calheta de São Miguel → São Miguel
	'	Correction of NL II-2 for toponyms and typographical errors and source list update.	Codes:''' São Lourenço dos Órgãos →