ISO 3166-2:TT

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Main article: ISO 3166-2

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 9 regions, 3 boroughs, 2 cities, and 1 ward.

Each code consists of two parts, separated by a hyphen. The first part is TT, 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).

Click on the button in the header to sort each column.

Code Subdivision name (en) Subdivision category
TT-ARI Arima borough
TT-CHA Chaguanas borough
TT-CTT Couva–Tabaquite–Talparo region
TT-DMN Diego Martin region
TT-MRC Mayaro-Rio Claro region
TT-PED Penal-Debe region
TT-POS Port of Spain city
TT-PRT Princes Town region
TT-PTF Point Fortin borough
TT-SFO San Fernando city
TT-SGE Sangre Grande region
TT-SIP Siparia region
TT-SJL San Juan-Laventille region
TT-TOB Tobago ward
TT-TUP 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[]

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