Trou-du-Nord Arrondissement

Trou-du-Nord (Twou dinò) is an arrondissement in the Nord-Est department of Haiti. As of 2015, the population was 115,000 inhabitants. Postal codes in the Trou-du-Nord Arrondissement start with the number 23.

The arrondissement consists of the following communes:
 * Trou-du-Nord
 * Sainte-Suzanne
 * Terrier-Rouge
 * Caracol