Sunbury County, New Brunswick Sunbury County, Nova Scotia (1765-1784), ceased to exist when the province of New Brunswick was created in 1784 Sunbury, North Carolina, an unincorporated improve in Gates County Sunbury, Ohio, a village in Delaware County Sunbury, Pennsylvania, a town/city in Northumberland County Bangor, Maine, a town/city in Penobscot County; its proposed name was Sunbury at the time of its incorporation