| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Jardhbru | city | Iceland | 65.92 | -18.58 | 55 | 495 | |
| Jarðbrú | city | Iceland | 65.92 | -18.58 | 55 | 495 | |
| Jorunnarstadhir | city | Iceland | 65.37 | -18.25 | 577 | 0 | |
| Jórunnarstaðir | city | Iceland | 65.37 | -18.25 | 577 | 0 | |
| Jökull | city | Iceland | 65.33 | -18.25 | 1089 | 0 |