| Locality | Post Code |
|---|---|
| Arenal, Arenal | |
| Campo El Cayo, Arenal | |
| Champerío El Cayo, Arenal | |
| El Retiro, Arenal | |
| Santa Cruz, Arenal | |
| Teguajal, Arenal | |
| Tierra Blanca, Arenal |
| Yoro Postal Codes | |
|---|---|
| Yoro | Yorito |
| Victoria | Sulaco |
| Santa Rita | Olanchito |
| Morazán | Jocón |
| El Progreso | El Negrito |
| Arenal | |