| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Yiddah | city | State of New South Wales | Australia | -34.0333333 | 147.3166667 | 964 | 98 |
| Yielima | city | State of Victoria | Australia | -35.9333333 | 145.2166667 | 351 | 845 |
| Yilliminning | city | State of Western Australia | Australia | -32.9 | 117.3666667 | 1122 | 70 |
| Yimbun | city | State of Queensland | Australia | -27.0333333 | 152.3666667 | 744 | 439 |
| Yingerabay | city | State of Queensland | Australia | -26.4333333 | 148.65 | 1282 | 19 |
| Yingerbay | city | State of Queensland | Australia | -26.4333333 | 148.65 | 1282 | 19 |
| Yinkanie | city | State of South Australia | Australia | -34.3333333 | 140.3166667 | 98 | 313 |
| Yinnar | city | State of Victoria | Australia | -38.3166667 | 146.3166667 | 403 | 6398 |
| Yinnar South | city | State of Victoria | Australia | -38.3833333 | 146.3833333 | 912 | 2731 |
| Yirkala | city | Northern Territory | Australia | -12.2333333 | 136.9333333 | 0 | 1 |
| Yirrkala | city | Northern Territory | Australia | -12.2333333 | 136.9333333 | 0 | 1 |
| Yirrkala Methodist Mission | city | Northern Territory | Australia | -12.2333333 | 136.9333333 | 0 | 1 |
| Yirrkala Mission | city | Northern Territory | Australia | -12.2333333 | 136.9333333 | 0 | 1 |
| Yithan | city | State of New South Wales | Australia | -34.3333333 | 146.85 | 725 | 156 |
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