In Ireland Counties are divided into Civil Parishes and Parishes are further divided into townlands. The following is a list of parishes in County Londonderry, Northern Ireland: [1]
Ballinderry, Ballyaghran, Ballymoney, Ballynascreen, Ballyrashane, Ballyscullion, Ballywillin, Balteagh, Banagher, Bovevagh
Derryloran, Desertlyn, Desertmartin, Desertoghill, Drumachose, Dunboe, Dungiven
Tamlaght, Tamlaght Finlagan, Tamlaght O'Crilly, Templemore, Termoneeny