| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Cacandee Settlement | city | County of Caroni | Trinidad and Tobago | 10.55 | -61.4333333 | 65 | 53559 |
| Caigual | city | County of Saint Andrew | Trinidad and Tobago | 10.55 | -61.0666667 | 101 | 17585 |
| Calcutta Settlement | city | County of Caroni | Trinidad and Tobago | 10.4333333 | -61.4333333 | 308 | 50398 |
| Calder Hall | city | Ward of Tobago | Trinidad and Tobago | 11.1833333 | -60.7333333 | 291 | 14611 |
| California | city | County of Caroni | Trinidad and Tobago | 10.4 | -61.4666667 | 144 | 33570 |
| California Village | city | County of Caroni | Trinidad and Tobago | 10.4 | -61.4666667 | 144 | 33570 |
| Cambleton | city | Ward of Tobago | Trinidad and Tobago | 11.3166667 | -60.55 | 475 | 12136 |
| Cameron | city | County of Saint George | Trinidad and Tobago | 10.7166667 | -61.55 | 547 | 77471 |
| Campbeltown | city | Ward of Tobago | Trinidad and Tobago | 11.3166667 | -60.55 | 475 | 12136 |
| Canaan | city | County of Victoria | Trinidad and Tobago | 10.25 | -61.4666667 | 32 | 62357 |
| Canaan | city | Ward of Tobago | Trinidad and Tobago | 11.15 | -60.8166667 | 3 | 6749 |
| Cantaro | city | County of Saint George | Trinidad and Tobago | 10.7 | -61.4666667 | 501 | 135911 |
| Cantaro Village | city | County of Saint George | Trinidad and Tobago | 10.7 | -61.4666667 | 501 | 135911 |
| Cap-de-Ville | city | County of Saint Patrick | Trinidad and Tobago | 10.15 | -61.7 | 85 | 19160 |
| Caparo | city | County of Caroni | Trinidad and Tobago | 10.45 | -61.3333333 | 249 | 36949 |
| Cape-de-Ville | city | County of Saint Patrick | Trinidad and Tobago | 10.15 | -61.7 | 85 | 19160 |
| Carapichaima | city | County of Caroni | Trinidad and Tobago | 10.4666667 | -61.45 | 232 | 54316 |
| Carapo | city | County of Saint George | Trinidad and Tobago | 10.5833333 | -61.2833333 | 147 | 36761 |
| Caratal | city | County of Victoria | Trinidad and Tobago | 10.35 | -61.4166667 | 157 | 57701 |
| Cardiff | city | Ward of Tobago | Trinidad and Tobago | 11.2333333 | -60.6333333 | 321 | 18475 |
| Carenage | city | County of Saint George | Trinidad and Tobago | 10.6833333 | -61.6 | 0 | 63016 |
| Carmichael | city | County of Saint Andrew | Trinidad and Tobago | 10.4833333 | -61.2 | 400 | 10134 |
| Carnbee Village | city | Ward of Tobago | Trinidad and Tobago | 11.1666667 | -60.7833333 | 36 | 12500 |
| Caroni | city | County of Caroni | Trinidad and Tobago | 10.6 | -61.3833333 | 49 | 78732 |
| Castara | city | Ward of Tobago | Trinidad and Tobago | 11.2833333 | -60.6833333 | 636 | 13671 |
| Caura | city | County of Saint George | Trinidad and Tobago | 10.7166667 | -61.35 | 1017 | 64672 |
| Centento | city | County of Saint George | Trinidad and Tobago | 10.5833333 | -61.3166667 | 114 | 52159 |
| Chaguanas | city | County of Caroni | Trinidad and Tobago | 10.5166667 | -61.4166667 | 226 | 56513 |
| Chaguanas Village | city | County of Caroni | Trinidad and Tobago | 10.5166667 | -61.4166667 | 226 | 56513 |
| Chaguaramas | city | County of Saint George | Trinidad and Tobago | 10.6833333 | -61.6333333 | 26 | 40615 |
| Chandernagore Settlement | city | County of Caroni | Trinidad and Tobago | 10.4833333 | -61.4333333 | 282 | 54316 |
| Charlotteville | city | Ward of Tobago | Trinidad and Tobago | 11.3166667 | -60.55 | 475 | 12136 |
| Charuma | city | County of Caroni | Trinidad and Tobago | 10.4 | -61.15 | 213 | 9664 |
| Chase | city | County of Caroni | Trinidad and Tobago | 10.4666667 | -61.4166667 | 433 | 54316 |
| Chase Village | city | County of Caroni | Trinidad and Tobago | 10.4666667 | -61.4166667 | 433 | 54316 |
| Chatham | city | County of Saint Patrick | Trinidad and Tobago | 10.0833333 | -61.7333333 | 0 | 5263 |
| Cheeyou | city | County of Saint Andrew | Trinidad and Tobago | 10.55 | -61.1333333 | 190 | 17456 |
| Chickland | city | County of Caroni | Trinidad and Tobago | 10.4166667 | -61.3833333 | 249 | 49092 |
| Chin Chin Savanna Village | city | County of Caroni | Trinidad and Tobago | 10.5666667 | -61.3333333 | 91 | 52159 |
| Cinnamon Hill | city | Ward of Tobago | Trinidad and Tobago | 11.2 | -60.7166667 | 433 | 14611 |
| Cipero-Sainte Croix | city | County of Victoria | Trinidad and Tobago | 10.2166667 | -61.3833333 | 144 | 81953 |
| City of Port-of-Spain | city | Port-of-Spain | Trinidad and Tobago | 10.65 | -61.5166667 | 0 | 65138 |
| Claxton Bay | city | County of Caroni | Trinidad and Tobago | 10.35 | -61.4666667 | 16 | 31280 |
| Claxton Bay Village | city | County of Caroni | Trinidad and Tobago | 10.35 | -61.4666667 | 16 | 31280 |
| Cochrane | city | County of Saint Patrick | Trinidad and Tobago | 10.1833333 | -61.6333333 | 183 | 21802 |
| Coco | city | County of Saint George | Trinidad and Tobago | 10.6833333 | -61.5833333 | 0 | 78710 |
| Cocorite | city | County of Saint George | Trinidad and Tobago | 10.6666667 | -61.55 | 0 | 78710 |
| Coffee | city | County of Victoria | Trinidad and Tobago | 10.2666667 | -61.45 | 36 | 83300 |
| Colconda | city | County of Victoria | Trinidad and Tobago | 10.25 | -61.4333333 | 68 | 90245 |
| Comparo | city | County of Saint Andrew | Trinidad and Tobago | 10.5333333 | -61.0666667 | 121 | 16837 |
| Concord | city | County of Victoria | Trinidad and Tobago | 10.2333333 | -61.4833333 | 26 | 62357 |
| Concordia | city | Ward of Tobago | Trinidad and Tobago | 11.2 | -60.7333333 | 232 | 14611 |
| Coolie Block | city | County of Saint George | Trinidad and Tobago | 10.7333333 | -61.55 | 662 | 77471 |
| Corbeaux Town | city | Port-of-Spain | Trinidad and Tobago | 10.65 | -61.5166667 | 0 | 65138 |
| Coromandel Settlement | city | County of Saint Patrick | Trinidad and Tobago | 10.1 | -61.8 | 3 | 5019 |
| Coryal | city | County of Caroni | Trinidad and Tobago | 10.4833333 | -61.4333333 | 282 | 54316 |
| Coryal | city | County of Saint Andrew | Trinidad and Tobago | 10.5 | -61.1833333 | 249 | 10134 |
| Courland | city | Ward of Tobago | Trinidad and Tobago | 11.2 | -60.7666667 | 475 | 12500 |
| Couva | city | County of Caroni | Trinidad and Tobago | 10.4166667 | -61.45 | 223 | 50398 |
| Couva Savannah Village | city | County of Caroni | Trinidad and Tobago | 10.4166667 | -61.45 | 223 | 50398 |
| Cove | city | Ward of Tobago | Trinidad and Tobago | 11.1333333 | -60.8 | 3 | 6749 |
| Cuche | city | County of Nariva | Trinidad and Tobago | 10.3666667 | -61.1666667 | 239 | 9823 |
| Culloden | city | Ward of Tobago | Trinidad and Tobago | 11.2333333 | -60.7333333 | 311 | 14962 |
| Cumaca | city | County of Saint Andrew | Trinidad and Tobago | 10.7 | -61.15 | 354 | 22319 |
| Cumberbatch | city | County of Caroni | Trinidad and Tobago | 10.5 | -61.4 | 377 | 60096 |
| Cumuto | city | County of Saint Andrew | Trinidad and Tobago | 10.5833333 | -61.2 | 190 | 21013 |
| Cumuto Village | city | County of Saint Andrew | Trinidad and Tobago | 10.5833333 | -61.2 | 190 | 21013 |
| Cunapo | city | County of Saint George | Trinidad and Tobago | 10.6 | -61.25 | 173 | 50482 |
| Cunapo | city | County of Saint Andrew | Trinidad and Tobago | 10.5833333 | -61.1333333 | 111 | 17456 |
| Cunaripa | city | County of Saint Andrew | Trinidad and Tobago | 10.55 | -61.1666667 | 209 | 21013 |
| Cunupia | city | County of Caroni | Trinidad and Tobago | 10.55 | -61.3666667 | 68 | 63152 |
| Cunupia Village | city | County of Caroni | Trinidad and Tobago | 10.55 | -61.3666667 | 68 | 63152 |
| Curepe | city | County of Saint George | Trinidad and Tobago | 10.6333333 | -61.4 | 42 | 104134 |
| Curepe Village | city | County of Saint George | Trinidad and Tobago | 10.6333333 | -61.4 | 42 | 104134 |
| Curucaye | city | County of Saint George | Trinidad and Tobago | 10.6666667 | -61.45 | 462 | 138893 |
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