| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Landamót | city | Iceland | 65.73 | -17.60 | 311 | 0 | |
| Landamótssel | city | Iceland | 65.72 | -17.62 | 328 | 0 | |
| Latur | city | Iceland | 66.12 | -18.32 | 419 | 0 | |
| Laufás | city | Iceland | 65.88 | -18.07 | 1640 | 0 | |
| Laugaból | city | Iceland | 65.72 | -17.35 | 531 | 157 | |
| Laugasel | city | Iceland | 65.58 | -17.30 | 1095 | 0 | |
| Laxamýri | city | Iceland | 65.97 | -17.40 | 98 | 56 | |
| Leifshus | city | Iceland | 65.77 | -18.07 | 521 | 139 | |
| Leikskalaa | city | Iceland | 65.90 | -17.58 | 242 | 0 | |
| Liosavatn | city | Iceland | 65.68 | -17.62 | 459 | 0 | |
| Litlagerdhi | city | Iceland | 65.90 | -18.03 | 741 | 0 | |
| Litlagerði | city | Iceland | 65.90 | -18.03 | 741 | 0 | |
| Litlastrond | city | Iceland | 65.53 | -17.07 | 948 | 0 | |
| Litlu-Reykir | city | Iceland | 65.90 | -17.30 | 856 | 0 | |
| Litlu-Tjarnir | city | Iceland | 65.72 | -17.72 | 380 | 0 | |
| Litluvellir | city | Iceland | 65.47 | -17.43 | 698 | 0 | |
| Ljosavatn | city | Iceland | 65.68 | -17.62 | 459 | 0 | |
| Ljosvatn | city | Iceland | 65.68 | -17.62 | 459 | 0 | |
| Ljotsstadhir | city | Iceland | 65.68 | -17.20 | 656 | 0 | |
| Ljótsstaðir | city | Iceland | 65.68 | -17.20 | 656 | 0 | |
| Lomatjorn | city | Iceland | 65.92 | -18.08 | 232 | 28 | |
| Lundarbrekka | city | Iceland | 65.45 | -17.40 | 715 | 0 | |
| Lundur | city | Iceland | 65.68 | -17.87 | 918 | 4 |