| Key | Value |
| admin_level | 8 |
| boundary | administrative |
| postal_code | 8595 |
| source | swissBOUNDARIES3D swisstopo 2011 |
| swisstopo:BEZIRKSNUM | 2013 |
| swisstopo:BFS_NUMMER | 4641 |
| swisstopo:KANTONSNUM | 20 |
| swisstopo:OBJEKTART | Gemeindegebiet |
| swisstopo:SHN | CH20134641 |
| type | boundary |
| wikidata | Q69237 |
| wikipedia | de:Altnau |