ISO 3166-2:TT
The list of ISO -3166 -2 codes for Trinidad and Tobago contains the codes for the eleven regions, three boroughs and two cities.
The codes are composed of two parts which are separated by a hyphen. The first part indicates the country code according to ISO 3166-1 ( Trinidad and Tobago TT ), the second the code for the regions, boroughs and cities. The current country code has not been updated since the publication in 1998.