| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Kakki | city | Iceland | 65.62 | -18.52 | 469 | 0 | |
| Kalfagerdhi | city | Iceland | 65.45 | -18.15 | 1220 | 0 | |
| Kalfsa | city | Iceland | 66.03 | -18.73 | 22 | 231 | |
| Kambhóll | city | Iceland | 65.87 | -18.27 | 22 | 103 | |
| Kambur | city | Iceland | 65.52 | -18.12 | 482 | 0 | |
| Karlsstadhir | city | Iceland | 66.00 | -18.80 | 357 | 0 | |
| Karlsstaðir | city | Iceland | 66.00 | -18.80 | 357 | 0 | |
| Karlsá | city | Iceland | 66.00 | -18.53 | 39 | 442 | |
| Kaupangur | city | Iceland | 65.63 | -18.03 | 108 | 1242 | |
| Kjarni | city | Iceland | 65.63 | -18.10 | 147 | 4881 | |
| Klaegsholl | city | Iceland | 65.80 | -18.60 | 1535 | 0 | |
| Klauf | city | Iceland | 65.57 | -18.07 | 429 | 176 | |
| Klaufabrekkur | city | Iceland | 65.87 | -18.75 | 364 | 0 | |
| Kleif | city | Iceland | 65.90 | -18.37 | 875 | 437 | |
| Klægshóll | city | Iceland | 65.80 | -18.60 | 1535 | 0 | |
| Klúkur | city | Iceland | 65.60 | -18.10 | 75 | 1239 | |
| Knararberg | city | Iceland | 65.65 | -18.02 | 623 | 1209 | |
| Kolgrimastadhir | city | Iceland | 65.38 | -18.27 | 524 | 0 | |
| Kolgrímastaðir | city | Iceland | 65.38 | -18.27 | 524 | 0 | |
| Kollugerdhi | city | Iceland | 65.68 | -18.15 | 252 | 9557 | |
| Kollugerði | city | Iceland | 65.68 | -18.15 | 252 | 9557 | |
| Kongsstadhir | city | Iceland | 65.80 | -18.62 | 698 | 0 | |
| Kongsstaðir | city | Iceland | 65.80 | -18.62 | 698 | 0 | |
| Kota | city | Iceland | 65.68 | -18.12 | 160 | 8674 | |
| Kristnes | city | Iceland | 65.58 | -18.08 | 39 | 212 | |
| Kronustadhir | city | Iceland | 65.43 | -18.23 | 173 | 0 | |
| Kroppur | city | Iceland | 65.58 | -18.10 | 36 | 212 | |
| Krossanes | city | Iceland | 65.70 | -18.13 | 114 | 6368 | |
| Krossar | city | Iceland | 65.93 | -18.40 | 164 | 213 | |
| Krossastadhir | city | Iceland | 65.73 | -18.30 | 695 | 137 | |
| Krossastaðir | city | Iceland | 65.73 | -18.30 | 695 | 137 | |
| Krosshóll | city | Iceland | 65.77 | -18.63 | 1804 | 0 | |
| Krónustaðir | city | Iceland | 65.43 | -18.23 | 173 | 0 | |
| Kviabekkur | city | Iceland | 66.02 | -18.77 | 193 | 56 | |
| Kálfagerði | city | Iceland | 65.45 | -18.15 | 1220 | 0 | |
| Kálfsskinn | city | Iceland | 65.92 | -18.33 | 127 | 343 | |
| Kálfsárkot | city | Iceland | 66.02 | -18.75 | 652 | 98 | |
| Kífsá | city | Iceland | 65.68 | -18.20 | 692 | 8111 |