lat: 48.92869639999994, lon: 20.75337779999989
| Key | Value |
| city_id | 543411 |
| ele | 407 |
| import_ref | city_import_sk_1 |
| name:de | Alzenau |
| name:hu | Detrefalva |
| name:sk | Olcnava |
| place | village |
| population | 1004 |
| postal_code | 053 61 |
| region_id | 810 |
| source:name | http://earth-info.nga.mil/gns/html/cntry_files.html,www.statistics.sk |
| website | http://olcnava.sk/ |
| wikidata | Q904498 |
| wikipedia | sk:Olcnava |