| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Jelsi | city | Italy | 41.50 | 14.80 | 2263 | 6340 | |
| Jenesien | city | Italy | 46.53 | 11.33 | 2942 | 57534 | |
| Jerzu | city | Regione Autonoma della Sardegna | Italy | 39.79 | 9.52 | 1335 | 3042 |
| Jesi | city | Italy | 43.52 | 13.23 | 196 | 28488 | |
| Jesolo | city | Regione del Veneto | Italy | 45.54 | 12.65 | 6 | 19909 |
| Jolanda di Savoia | city | Italy | 44.88 | 11.97 | 16 | 2831 | |
| Joppolo | city | Regione Autonoma Siciliana | Italy | 37.38 | 13.55 | 643 | 26861 |
| Joppolo Giancaxio | city | Regione Autonoma Siciliana | Italy | 37.38 | 13.55 | 643 | 26861 |
| Joussand | city | Italy | 44.98 | 6.92 | 5551 | 1270 | |
| Joussaud | city | Italy | 44.98 | 6.92 | 5551 | 1270 | |
| Jovenoz | city | Italy | 45.87 | 7.40 | 5006 | 431 | |
| Julia Augusta Taurinorum | city | Regione Piemonte | Italy | 45.05 | 7.67 | 672 | 546705 |