| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Dabadie | city | County of Saint George | Trinidad and Tobago | 10.6166667 | -61.3166667 | 147 | 71127 |
| Dabadie Village | city | County of Saint George | Trinidad and Tobago | 10.6166667 | -61.3166667 | 147 | 71127 |
| Debe | city | County of Victoria | Trinidad and Tobago | 10.2 | -61.45 | 65 | 73286 |
| Debe Village | city | County of Victoria | Trinidad and Tobago | 10.2 | -61.45 | 65 | 73286 |
| Delaford | city | Ward of Tobago | Trinidad and Tobago | 11.2666667 | -60.5666667 | 45 | 14487 |
| Delhi Settlement | city | County of Saint Patrick | Trinidad and Tobago | 10.1833333 | -61.55 | 72 | 34601 |
| Diamond | city | County of Victoria | Trinidad and Tobago | 10.2333333 | -61.4333333 | 78 | 90245 |
| Diamond | city | County of Caroni | Trinidad and Tobago | 10.3666667 | -61.4333333 | 131 | 57701 |
| Diamond | city | Ward of Tobago | Trinidad and Tobago | 11.1666667 | -60.7666667 | 3 | 12500 |
| Diamond Village | city | County of Victoria | Trinidad and Tobago | 10.2333333 | -61.4333333 | 78 | 90245 |
| Dibe | city | County of Saint George | Trinidad and Tobago | 10.6833333 | -61.5333333 | 236 | 105087 |
| Diego Martin | city | County of Saint George | Trinidad and Tobago | 10.7166667 | -61.5666667 | 239 | 77471 |
| Diego Martin Village | city | County of Saint George | Trinidad and Tobago | 10.7166667 | -61.5666667 | 239 | 77471 |
| Dinsley | city | County of Saint George | Trinidad and Tobago | 10.6333333 | -61.35 | 114 | 95748 |
| Dow | city | County of Caroni | Trinidad and Tobago | 10.4 | -61.45 | 173 | 52515 |
| Dow Village | city | County of Caroni | Trinidad and Tobago | 10.4 | -61.45 | 173 | 52515 |
| Dowe | city | County of Caroni | Trinidad and Tobago | 10.4 | -61.45 | 173 | 52515 |
| Duncan | city | County of Victoria | Trinidad and Tobago | 10.25 | -61.45 | 52 | 90245 |
| Débé | city | County of Victoria | Trinidad and Tobago | 10.2 | -61.45 | 65 | 73286 |
| Débé Village | city | County of Victoria | Trinidad and Tobago | 10.2 | -61.45 | 65 | 73286 |
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