| Country | Portugal (PT) |
| UN/LOCODE | AIO |
| Name | Ai„o |
| Name Without Diacritics | Aiao |
| Region | 13 |
| Function Code | -23----- |
| Function | Rail, Road |
| Status Code | RN (Request From National Source For Domestic Locations) |
| Date | 401 |
| Timezone | Europe/Lisbon |
| Location (UN Format) | 4118N 00812W |
| Latitude Longitude | 41.2997, -8.2001 |