| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Kaldadharnes | city | Iceland | 63.93 | -21.17 | 3 | 527 | |
| Kaldarhofdhi | city | Iceland | 64.13 | -21.02 | 390 | 0 | |
| Kaldaðarnes | city | Iceland | 63.93 | -21.17 | 3 | 527 | |
| Kaldbakur | city | Iceland | 64.18 | -20.17 | 803 | 9 | |
| Kaldárhöfði | city | Iceland | 64.13 | -21.02 | 390 | 0 | |
| Kampholt | city | Iceland | 63.93 | -20.72 | 187 | 24 | |
| Karastadhir | city | Iceland | 64.25 | -21.18 | 419 | 0 | |
| Keldnaholt | city | Iceland | 64.28 | -20.28 | 337 | 13 | |
| Keldnakot | city | Iceland | 63.87 | -21.00 | 26 | 1626 | |
| Ketilvellir | city | Iceland | 64.23 | -20.68 | 229 | 72 | |
| Kidhaberg | city | Iceland | 63.98 | -20.78 | 124 | 1 | |
| Kidhjaberg | city | Iceland | 63.98 | -20.78 | 124 | 1 | |
| Kilhraun | city | Iceland | 63.97 | -20.60 | 170 | 131 | |
| Kirkjuferja | city | Iceland | 63.95 | -21.12 | 65 | 824 | |
| Kiðaberg | city | Iceland | 63.98 | -20.78 | 124 | 1 | |
| Kiðjaberg | city | Iceland | 63.98 | -20.78 | 124 | 1 | |
| Kjaransstadhir | city | Iceland | 64.22 | -20.45 | 318 | 68 | |
| Kjaransstaðir | city | Iceland | 64.22 | -20.45 | 318 | 68 | |
| Kjarnholt | city | Iceland | 64.28 | -20.28 | 337 | 13 | |
| Kjoastadhir | city | Iceland | 64.30 | -20.22 | 557 | 0 | |
| Kjóastaðir | city | Iceland | 64.30 | -20.22 | 557 | 0 | |
| Klaengsel | city | Iceland | 63.87 | -20.93 | 26 | 358 | |
| Klausturhólar | city | Iceland | 64.07 | -20.83 | 321 | 0 | |
| Kluftir | city | Iceland | 64.22 | -20.15 | 1059 | 105 | |
| Klængsel | city | Iceland | 63.87 | -20.93 | 26 | 358 | |
| Kolsholt | city | Iceland | 63.87 | -20.83 | 52 | 187 | |
| Kolvidharholl | city | Iceland | 64.03 | -21.40 | 1453 | 0 | |
| Kolviðarhóll | city | Iceland | 64.03 | -21.40 | 1453 | 0 | |
| Kotleysa | city | Iceland | 63.85 | -21.02 | 22 | 1298 | |
| Kotströnd | city | Iceland | 63.97 | -21.15 | 39 | 1191 | |
| Kringla | city | Iceland | 64.08 | -20.63 | 226 | 61 | |
| Kross | city | Iceland | 63.98 | -21.17 | 62 | 1994 | |
| Krókur | city | Iceland | 64.18 | -20.40 | 190 | 155 | |
| Krókur | city | Iceland | 63.95 | -20.90 | 78 | 129 | |
| Krókur | city | Iceland | 64.10 | -21.12 | 416 | 0 | |
| Krókur | city | Iceland | 63.80 | -20.77 | 3 | 1 | |
| Kálfhagi | city | Iceland | 63.93 | -21.15 | 3 | 634 | |
| Kálfhóll | city | Iceland | 63.95 | -20.58 | 147 | 131 | |
| Kárastaðir | city | Iceland | 64.25 | -21.18 | 419 | 0 | |
| Kópsvatn | city | Iceland | 64.17 | -20.30 | 387 | 125 |