ISO 3166-2:TT is the entry for Trinidad and Tobago in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1.
Currently for Trinidad and Tobago, ISO 3166-2 codes are defined for nine regions, three boroughs, two cities and one ward.
Each code consists of two parts separated by a hyphen. The first part is , the ISO 3166-1 alpha-2 code of Trinidad and Tobago. The second part is three letters.
Current codes Subdivision names are listed as in the ISO 3166-2 standard published by the ISO 3166 Maintenance Agency (ISO 3166/MA).
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Code Subdivision name (en) Subdivision category Arima borough Chaguanas borough Couva-Tabaquite-Talparo region Diego Martin region Mayaro-Rio Claro region Penal-Debe region Port of Spain city Princes Town region Point Fortin borough San Fernando city Sangre Grande region Siparia region San Juan-Laventille region Tobago ward Tunapuna-Piarco region
Changes The following changes to the entry are listed on ISO's online catalogue, the Online Browsing Platform:
Effective date of change Short description of change (en) 2020-11-24 Change of category name from municipality to borough for TT-ARI, TT-CHA, TT-PTF; Change of subdivision category name from municipality to city for TT-POS, TT-SFO; Update List Source 2015-11-27 Deletion of regions TT-ETO, TT-RCM, TT-WTO; addition of region TT-MRC; addition of one ward TT-TOB; update List Source
See also Subdivisions of Trinidad and Tobago FIPS region codes of Trinidad and Tobago
External links ISO Online Browsing Platform: TT Regions of Trinidad and Tobago, Statoids.com