| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Il Pireo | city | Attiki | Greece | 37.96 | 23.64 | 298 | 630463 |
| Ilesli | city | Dytiki Makedonia | Greece | 40.32 | 21.92 | 2532 | 5906 |
| Ilia | city | Thessalia | Greece | 39.46 | 22.21 | 347 | 2144 |
| Iliakti | city | Attiki | Greece | 37.96 | 23.43 | 0 | 13396 |
| Ilias | city | Thessalia | Greece | 39.46 | 22.21 | 347 | 2144 |
| Iliki | city | Sterea Ellada | Greece | 38.43 | 23.30 | 406 | 1042 |
| Iliochóri | city | Ipeiros | Greece | 39.98 | 20.91 | 2595 | 298 |
| Iliochórion | city | Ipeiros | Greece | 39.98 | 20.91 | 2595 | 298 |
| Iliofoton | city | Kentriki Makedonia | Greece | 41.11 | 22.73 | 830 | 2747 |
| Iliofyton | city | Kentriki Makedonia | Greece | 41.11 | 22.73 | 830 | 2747 |
| Iliokastro | city | Peloponnisos | Greece | 37.44 | 23.27 | 830 | 2011 |
| Iliokastron | city | Peloponnisos | Greece | 37.44 | 23.27 | 830 | 2011 |
| Iliokhori | city | Ipeiros | Greece | 39.98 | 20.91 | 2595 | 298 |
| Iliokhórion | city | Ipeiros | Greece | 39.98 | 20.91 | 2595 | 298 |
| Iliokómi | city | Kentriki Makedonia | Greece | 40.97 | 24.04 | 1033 | 4648 |
| Iliolouston | city | Kentriki Makedonia | Greece | 41.06 | 22.73 | 144 | 3836 |
| Ilion | city | Attiki | Greece | 38.03 | 23.70 | 219 | 965063 |
| Iliopetra | city | Anatoliki Makedonia kai Thraki | Greece | 40.94 | 24.79 | 26 | 4212 |
| Iliopoulaiika | city | Peloponnisos | Greece | 37.04 | 22.09 | 91 | 26794 |
| Iliopouli | city | Attiki | Greece | 37.93 | 23.75 | 288 | 802457 |
| Iliorrakhi | city | Ipeiros | Greece | 40.06 | 20.70 | 1669 | 2986 |
| Ilioupoli | city | Attiki | Greece | 37.93 | 23.75 | 288 | 802457 |
| Ilioupolis | city | Attiki | Greece | 37.93 | 23.75 | 288 | 802457 |
| Iliovounion | city | Ipeiros | Greece | 39.18 | 20.81 | 367 | 5369 |
| Iliovoúni | city | Ipeiros | Greece | 39.18 | 20.81 | 367 | 5369 |
| Ilis Nea | city | Dytiki Ellada | Greece | 37.88 | 21.38 | 328 | 5842 |
| Ilitrá | city | Anatoliki Makedonia kai Thraki | Greece | 40.88 | 26.05 | 396 | 2186 |
| Iliófiton | city | Kentriki Makedonia | Greece | 41.11 | 22.73 | 830 | 2747 |
| Iliófoto | city | Kentriki Makedonia | Greece | 41.11 | 22.73 | 830 | 2747 |
| Iliókali | city | Ipeiros | Greece | 39.62 | 20.97 | 2687 | 4948 |
| Iliólousto | city | Kentriki Makedonia | Greece | 41.06 | 22.73 | 144 | 3836 |
| Iliórrachi | city | Ipeiros | Greece | 40.06 | 20.70 | 1669 | 2986 |
| Illaroi | city | Ionia Nisia | Greece | 38.18 | 20.42 | 167 | 5809 |
| Iléktra | city | Peloponnisos | Greece | 37.30 | 21.93 | 351 | 2764 |