| Locality | Post Code |
|---|---|
| Bananera, Morales | 18020 |
| Buenos Aires, Morales | 18023 |
| Cayuga, Morales | 18008 |
| El Mitchal, Morales | 18014 |
| Fronteras, Morales | 18021 |
| Las Quebradas, Morales | 18011 |
| Morales, Morales | 18004 |
| Playitas, Morales | 18006 |
| Tenedores, Morales | 18018 |
| Izabal Postal Codes | |
|---|---|
| Puerto Barrios | Morales |
| Los Amates | Livingstón |
| El Estor | |