| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Jafafe de Cima | city | Aveiro | Portugal | 40.67 | -8.46 | 311 | 14155 |
| Janarde | city | Aveiro | Portugal | 40.93 | -8.15 | 1669 | 2119 |
| Janardo | city | Aveiro | Portugal | 40.80 | -8.40 | 2509 | 16181 |
| Junqueira | city | Aveiro | Portugal | 40.81 | -8.34 | 1965 | 10922 |