Y
| Erevan (AM) | Yaoundé (CM) | Yonago (JP) |
| Yakima (US) | Yazd (IR) | Yonaguni-jima (JP) |
| Yakutat (US) | Yekaterinburg (RU) | Yopal (CO) |
| Yakutsk (RU) | Yellowknife (CA) | York Landing (CA) |
| Yamagata (JP) | Yibin (CN) | Yosu-ri (KR) |
| Yan'an (CN) | Yichang (CN) | Yulin (CN) |
| Yanbu` al Bahr (SA) | Yinchuan (CN) | Yuma (US) |
| Yancheng (CN) | Yining (CN) | Yunjinghong (CN) |
| Yangon (MM) | Yiwu (CN) | Yuzhno-Sakhalinsk (RU) |
| Yanji (CN) | Yogyakarta (ID) | |
| Yantai (CN) | Yola (NG) |