| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ia | city | Notio Aigaio | Greece | 36.46 | 25.38 | 830 | 2041 |
| Ialia | city | Anatoliki Makedonia kai Thraki | Greece | 41.65 | 26.08 | 1669 | 1665 |
| Ialissos | city | Notio Aigaio | Greece | 36.41 | 28.17 | 78 | 44211 |
| Ialisós | city | Notio Aigaio | Greece | 36.41 | 28.17 | 78 | 44211 |
| Ialysos | city | Notio Aigaio | Greece | 36.41 | 28.17 | 78 | 44211 |
| Ialyssós | city | Notio Aigaio | Greece | 36.41 | 28.17 | 78 | 44211 |
| Iambolis | city | Anatoliki Makedonia kai Thraki | Greece | 41.16 | 25.49 | 830 | 13178 |
| Iamia | city | Peloponnisos | Greece | 36.80 | 21.87 | 1669 | 2791 |
| Ianina | city | Ipeiros | Greece | 39.66 | 20.85 | 1669 | 72027 |
| Iannadi | city | Notio Aigaio | Greece | 36.02 | 27.92 | 45 | 956 |
| Iasio | city | Anatoliki Makedonia kai Thraki | Greece | 41.07 | 25.71 | 216 | 4708 |
| Iasion | city | Anatoliki Makedonia kai Thraki | Greece | 41.07 | 25.71 | 216 | 4708 |
| Iasmos | city | Anatoliki Makedonia kai Thraki | Greece | 41.13 | 25.18 | 16 | 4236 |