Cities in Johnson County, United States ( 173 )
- Dundee, Oregon
- East Petersburg
- Eden, New York
- Elizabethtown, Pennsylvania
- Ephrata, Pennsylvania
- Estero
- Firthcliffe
- Florida, New York
- Fontana, California
- Fort Irwin
- Fort Myers
- Fort Myers Beach
- Fort Myers Shores
- Gardnertown
- Gastonia, North Carolina
- Gateway, Florida
- Goshen, New York
- Grand Terrace
- Gray Summit
- Greenfield, Ohio
- Greenwood Lake
- Hesperia, California
- Highland, California
- Highland Falls
- Highland Mills
- Hillsboro, Ohio
- International Falls
- Iona, Florida
- Joshua Tree, California
- Kiel, Wisconsin
- Kiryas Joel
- Lafayette, Oregon
- Lake Arrowhead, California
- Lancaster, Pennsylvania
- Lehigh Acres
- Lenwood