| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Leamhcan | city | Baile Atha Cliath | Ireland | 53.3591667 | -6.4388889 | 157 | 88470 |
| Leamhcán | city | Baile Atha Cliath | Ireland | 53.3591667 | -6.4388889 | 157 | 88470 |
| Leopardstown | city | Baile Atha Cliath | Ireland | 53.2683333 | -6.1997222 | 282 | 84907 |
| Lidoville | city | Baile Atha Cliath | Ireland | 53.5 | -6.1166667 | 3 | 38105 |
| Lispapple Cross Roads | city | Baile Atha Cliath | Ireland | 53.4838889 | -6.2852778 | 108 | 102510 |
| Little Bray | city | Baile Atha Cliath | Ireland | 53.2044444 | -6.1208333 | 32 | 17734 |
| Loughlinstown | city | Baile Atha Cliath | Ireland | 53.2438889 | -6.1330556 | 49 | 61512 |
| Loughshinny | city | Baile Atha Cliath | Ireland | 53.5491667 | -6.0827778 | 0 | 17155 |
| Lucan | city | Baile Atha Cliath | Ireland | 53.3591667 | -6.4388889 | 157 | 88470 |
| Lusca | city | Baile Atha Cliath | Ireland | 53.5280556 | -6.1691667 | 49 | 95565 |
| Lusk | city | Baile Atha Cliath | Ireland | 53.5280556 | -6.1691667 | 49 | 95565 |
| Luttrell's Cross Roads | city | Baile Atha Cliath | Ireland | 53.4486111 | -6.2947222 | 134 | 95212 |
| Luttrellstown | city | Baile Atha Cliath | Ireland | 53.3738889 | -6.4322222 | 124 | 88470 |
| Luttrellʼs Cross Roads | city | Baile Atha Cliath | Ireland | 53.4486111 | -6.2947222 | 134 | 95212 |
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