| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Génimo, Duarte) | 31000 |
| Postal/ZIP Codes in La Guama, Duarte) | 31000 |
| Postal/ZIP Codes in Presidente Don Antonio Guzmán Fernández, Duarte) | 31000 |
| Postal Codes in San Francisco de Macorís | |
|---|---|
| Postal/ZIP Codes in Cenoví | |
| Postal/ZIP Codes in Jaya | |
| Postal/ZIP Codes in La Peña | |
| Postal/ZIP Codes in Presidente Don Antonio Guzmán Fernández | |
| Postal/ZIP Codes in San Francisco de Macorís | |