Northumberland County (English, name)
expansion: Northumberland County
Senses:
glosses: One of 67 counties in Pennsylvania, United States. County seat: Sunbury.
glosses: One of 95 counties in Virginia, United States. County seat: Heathsville.
glosses: A county of New Brunswick, Canada, the largest in the province.
glosses: A county of Ontario, Canada. County seat: Cobourg.
Forms: