OSM tag name=Showell matches Showell in these Wikidata fields:
OSM tag name=Showell matches Showell, Maryland in these Wikidata fields:
OSM tag name=Showell matches Showell, MD in these Wikidata fields:
| Unincorporated communities in Maryland | landuse=residential, place |
| Unincorporated communities in Worcester County, Maryland | landuse=residential, place |