| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Yahali | city | Nomos Thessalonikis | Greece | 40.8388889 | 22.6461111 | 111 | 8156 |
| Yahalí | city | Nomos Thessalonikis | Greece | 40.8388889 | 22.6461111 | 111 | 8156 |
| Yefira | city | Nomos Thessalonikis | Greece | 40.7333333 | 22.6922222 | 134 | 29837 |
| Yeni-Koi | city | Nomos Thessalonikis | Greece | 40.8411111 | 22.9777778 | 711 | 16536 |
| Yení-Koḯ | city | Nomos Thessalonikis | Greece | 40.8411111 | 22.9777778 | 711 | 16536 |
| Yunjidhes | city | Nomos Thessalonikis | Greece | 40.6147222 | 22.6911111 | 13 | 32603 |
| Yunjídhes | city | Nomos Thessalonikis | Greece | 40.6147222 | 22.6911111 | 13 | 32603 |
| Yéfira | city | Nomos Thessalonikis | Greece | 40.7333333 | 22.6922222 | 134 | 29837 |
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