- Largan
- Larganboy West
- Larganmore
- Largydonnell
- Larkfield
- Larkhill
- Lator’s Cross Roads
- Laughil
- Laurencetown
- Lavagh
- Lavagh
- Lavally
- Lavally
- Lavaur
- Lavy Beg
- Lavy More
- Leagaun
- Leagaun
- Leam
- Leamadartaun
- Leamalaggart
- Leamareha Island
- Leamaskally
- Lecarrow
- Lecarrow
- Lecarrow
- Lecarrow
- Lecarrow
- Lecarrow
- Lecarrow