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