- Landsdown
- Lassaha
- Lattin
- Leagane
- Lelagh
- Lenagh
- Leugh
- Levally
- Limerick Junction
- Lisdonowley
- Lisduff
- Lisduff
- Lisduff Bridge
- Lisfunshion
- Lisgarode
- Lisheen Cross Roads
- Lisheenbrien
- Lisheentyrone
- Lisheentyrone South
- Lisnamuck
- Lisnatubbrid
- Lisronagh
- Lissadober
- Lissatunny
- Lisvarrinane
- Littleton
- Long Island
- Longford
- Longfordpass Bridge
- Longfordpass North