K
- (County Tipperary) Kilkillahara
- (County Tipperary) Kilbrickane
- (County Tipperary) Killanigan
- (County Tipperary) Knocknageragh Bridge
- (County Tipperary) Killea
- (County Tipperary) Killough
- (County Tipperary) Killenoher
- (Kerry) Knockbrack
- (Kerry) Killaspicktarvin
- (Kerry) Knockburrane Cross Roads
- (Kerry) Kilmore
- (Kerry) Kilmulhane
- (Kerry) Knockundervaul
- (Kerry) Kilcarra
- (Kerry) Knockmeal
- (Kerry) Kilbaha
- (Kerry) Kilconly
- (Kerry) Kilgarvan
- (Limerick City and County Council) Knocknagornagh
- (Limerick City and County Council) Knockaunroe
- (Limerick City and County Council) Kilteery
- (Clare) Knockphutteen
- (Clare) Killard
- (Clare) Kilcarroll
- (Clare) Knockerry
- (Clare) Knocknahila
- (Clare) Knockbrack
- (Clare) Knockmore
- (Clare) Knocknahila Bridge
- (Clare) Knocknabolry