| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Idanha | city | Aveiro | Portugal | 41.02 | -8.62 | 226 | 105070 |
| Igreja | city | Aveiro | Portugal | 40.70 | -8.46 | 196 | 15236 |
| Igreja | city | Aveiro | Portugal | 40.75 | -8.61 | 13 | 21884 |
| Ilhavo | city | Aveiro | Portugal | 40.60 | -8.67 | 65 | 50899 |
| Inha | city | Aveiro | Portugal | 41.02 | -8.43 | 298 | 17951 |