| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Laekjarbotnar | city | Iceland | 63.95 | -20.27 | 249 | 0 | |
| Laekur | city | Iceland | 63.98 | -20.35 | 236 | 0 | |
| Lambalaekur | city | Iceland | 63.73 | -20.03 | 200 | 0 | |
| Lambalækur | city | Iceland | 63.73 | -20.03 | 200 | 0 | |
| Lambhagi | city | Iceland | 63.78 | -20.33 | 45 | 103 | |
| Lambhusholl | city | Iceland | 63.55 | -19.87 | 9 | 0 | |
| Lambúshóll | city | Iceland | 63.55 | -19.87 | 9 | 0 | |
| Leirubakki | city | Iceland | 63.98 | -20.02 | 331 | 275 | |
| Leirur | city | Iceland | 63.52 | -19.68 | 0 | 0 | |
| Lindarbaer | city | Iceland | 63.82 | -20.52 | 104 | 0 | |
| Lindarbær | city | Iceland | 63.82 | -20.52 | 104 | 0 | |
| Lindartún | city | Iceland | 63.67 | -20.42 | 3 | 98 | |
| Litla-Hildisey | city | Iceland | 63.62 | -20.28 | 22 | 186 | |
| Litla-Rimakot | city | Iceland | 63.72 | -20.57 | 3 | 0 | |
| Litlatunga | city | Iceland | 63.87 | -20.42 | 141 | 292 | |
| Ljotarstadhir | city | Iceland | 63.58 | -20.22 | 13 | 77 | |
| Ljótarstaðir | city | Iceland | 63.58 | -20.22 | 13 | 77 | |
| Lunansholt | city | Iceland | 63.93 | -20.28 | 246 | 0 | |
| Lytingsstadhir | city | Iceland | 63.92 | -20.47 | 255 | 0 | |
| Lágafell | city | Iceland | 63.60 | -20.20 | 22 | 35 | |
| Lækjarbotnar | city | Iceland | 63.95 | -20.27 | 249 | 0 | |
| Lækur | city | Iceland | 63.98 | -20.35 | 236 | 0 | |
| Lýtingsstaðir | city | Iceland | 63.92 | -20.47 | 255 | 0 |