| Country | Spain (ES) |
| UN/LOCODE | ONZ |
| Name | Onzonilla |
| Name Without Diacritics | Onzonilla |
| Region | LE |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 207 |
| Timezone | Europe/Madrid |
| Location (UN Format) | 4232N 00535W |
| Latitude Longitude | 42.5243, -5.5816 |