Townlands/Streets in Castlereagh (Roscommon)
- Ardass
- Arm
- Ballindrumlea
- Ballinphuill
- Ballymulrennan
- Beagh
- Carradooan
- Carrowgarve
- Carrowkeel
- Carrowmore
- Castlereagh Town
- Cloonavindin
- Cloondacarra
- Cloondacarra Beg
- Cloonree
- Cloontrask
- Creggaslin
- Demesne
- Emlagh
- Harristown
- Knockmurray
- Knockroe
- Lisboy
- Lisliddy
- Listhomasroe
- Longford
- Meelickaduff
- Moor
- Rampark
- Rathbarna
- Rathleg
- Southpark Demesne
- Termon Beg
- Termon More
- Tonrevagh