| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ya`qub Shah | city | Ostan-e Hamadan | Iran | 34.8666667 | 48.3666667 | 6377 | 11117 |
| Ya`qub Shah | city | Ostan-e Hamadan | Iran | 34.8658333 | 48.37 | 6377 | 11117 |
| Ya`qub Shah | city | Ostan-e Hamadan | Iran | 34.4386111 | 48.3883333 | 6243 | 11176 |
| Ya`qubabad | city | Ostan-e Hamadan | Iran | 34.4386111 | 48.3883333 | 6243 | 11176 |
| Yalfan | city | Ostan-e Hamadan | Iran | 34.735 | 48.6102778 | 6436 | 11137 |
| Yalfān | city | Ostan-e Hamadan | Iran | 34.735 | 48.6102778 | 6436 | 11137 |
| Yalpan | city | Ostan-e Hamadan | Iran | 34.735 | 48.6102778 | 6436 | 11137 |
| Yalpān | city | Ostan-e Hamadan | Iran | 34.735 | 48.6102778 | 6436 | 11137 |
| Yalquz Bagh | city | Ostan-e Hamadan | Iran | 35.2 | 49.0833333 | 5485 | 11072 |
| Yalqūz Bāgh | city | Ostan-e Hamadan | Iran | 35.2 | 49.0833333 | 5485 | 11072 |
| Yangijeh | city | Ostan-e Hamadan | Iran | 34.8569444 | 48.4933333 | 5708 | 11117 |
| Yangijeh | city | Ostan-e Hamadan | Iran | 35.5333333 | 49.4666667 | 7155 | 6465 |
| Yangjeh | city | Ostan-e Hamadan | Iran | 35.1833333 | 49.2166667 | 5606 | 10935 |
| Yangījeh | city | Ostan-e Hamadan | Iran | 34.8569444 | 48.4933333 | 5708 | 11117 |
| Yaramgiya | city | Ostan-e Hamadan | Iran | 35.0666667 | 49.3833333 | 5206 | 7424 |
| Yarom Qayeh | city | Ostan-e Hamadan | Iran | 35.0666667 | 49.3833333 | 5206 | 7424 |
| Yassarli | city | Ostan-e Hamadan | Iran | 35.0666667 | 48.7833333 | 5390 | 11089 |
| Yasti Bolagh | city | Ostan-e Hamadan | Iran | 35.7166667 | 48.2833333 | 5849 | 6859 |
| Yasu Bulaq | city | Ostan-e Hamadan | Iran | 35.7166667 | 48.2833333 | 5849 | 6859 |
| Ya‘qūb Shāh | city | Ostan-e Hamadan | Iran | 34.8666667 | 48.3666667 | 6377 | 11117 |
| Ya‘qūb Shāh | city | Ostan-e Hamadan | Iran | 34.8658333 | 48.37 | 6377 | 11117 |
| Ya‘qūb Shāh | city | Ostan-e Hamadan | Iran | 34.4386111 | 48.3883333 | 6243 | 11176 |
| Ya‘qūbābād | city | Ostan-e Hamadan | Iran | 34.4386111 | 48.3883333 | 6243 | 11176 |
| Yeganabad | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yeganābād | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yegeh Mold | city | Ostan-e Hamadan | Iran | 34.9125 | 48.5138889 | 5656 | 11113 |
| Yegnabad | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yegnābād | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yekanabad | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yekaneh | city | Ostan-e Hamadan | Iran | 34.8072222 | 48.6386111 | 6010 | 11123 |
| Yekanābād | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yekleh | city | Ostan-e Hamadan | Iran | 34.8722222 | 49.0272222 | 5255 | 11117 |
| Yekāneh | city | Ostan-e Hamadan | Iran | 34.8072222 | 48.6386111 | 6010 | 11123 |
| Yengabad | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yengeh Jeh | city | Ostan-e Hamadan | Iran | 35.5333333 | 49.4666667 | 7155 | 6465 |
| Yengeh Molk | city | Ostan-e Hamadan | Iran | 34.9125 | 48.5138889 | 5656 | 11113 |
| Yengeh Qal`eh | city | Ostan-e Hamadan | Iran | 35.3666667 | 49.0666667 | 6033 | 11053 |
| Yengeh Qal‘eh | city | Ostan-e Hamadan | Iran | 35.3666667 | 49.0666667 | 6033 | 11053 |
| Yengejeh | city | Ostan-e Hamadan | Iran | 35.1833333 | 49.2166667 | 5606 | 10935 |
| Yengejeh | city | Ostan-e Hamadan | Iran | 35.3833333 | 49.3833333 | 7381 | 9351 |
| Yengejeh | city | Ostan-e Hamadan | Iran | 35.5333333 | 49.4666667 | 7155 | 6465 |
| Yengejeh Kharaghan Sharghi | city | Ostan-e Hamadan | Iran | 35.5333333 | 49.4666667 | 7155 | 6465 |
| Yengejeh Pishkhar | city | Ostan-e Hamadan | Iran | 35.1833333 | 49.2166667 | 5606 | 10935 |
| Yengejeh-ye Pish Khowr | city | Ostan-e Hamadan | Iran | 35.1833333 | 49.2166667 | 5606 | 10935 |
| Yengejeh-ye Pīsh Khowr | city | Ostan-e Hamadan | Iran | 35.1833333 | 49.2166667 | 5606 | 10935 |
| Yengi Kand | city | Ostan-e Hamadan | Iran | 34.6166667 | 48.7133333 | 6617 | 11152 |
| Yengi Molk | city | Ostan-e Hamadan | Iran | 34.9125 | 48.5138889 | 5656 | 11113 |
| Yengijeh | city | Ostan-e Hamadan | Iran | 35.1833333 | 49.2166667 | 5606 | 10935 |
| Yengābād | city | Ostan-e Hamadan | Iran | 34.8738889 | 48.4569444 | 5675 | 11117 |
| Yengī Kand | city | Ostan-e Hamadan | Iran | 34.6166667 | 48.7133333 | 6617 | 11152 |
| Yengī Molk | city | Ostan-e Hamadan | Iran | 34.9125 | 48.5138889 | 5656 | 11113 |
| Yengījeh | city | Ostan-e Hamadan | Iran | 35.1833333 | 49.2166667 | 5606 | 10935 |
| Yeserlu | city | Ostan-e Hamadan | Iran | 35.0666667 | 48.7833333 | 5390 | 11089 |
| Yeserlū | city | Ostan-e Hamadan | Iran | 35.0666667 | 48.7833333 | 5390 | 11089 |
| Yesreloo | city | Ostan-e Hamadan | Iran | 35.0666667 | 48.7833333 | 5390 | 11089 |
| Yonji | city | Ostan-e Hamadan | Iran | 34.3572222 | 48.7786111 | 5830 | 11184 |
| Yoones | city | Ostan-e Hamadan | Iran | 34.1580556 | 48.6744444 | 6522 | 9310 |
| Yunes | city | Ostan-e Hamadan | Iran | 34.1580556 | 48.6744444 | 6522 | 9310 |
| Yunji | city | Ostan-e Hamadan | Iran | 34.3572222 | 48.7786111 | 5830 | 11184 |
| Yunos | city | Ostan-e Hamadan | Iran | 34.1580556 | 48.6744444 | 6522 | 9310 |
| Yunus | city | Ostan-e Hamadan | Iran | 34.1580556 | 48.6744444 | 6522 | 9310 |
| Yusefabad | city | Ostan-e Hamadan | Iran | 34.7566667 | 48.0272222 | 4950 | 11128 |
| Yusofabad | city | Ostan-e Hamadan | Iran | 34.7566667 | 48.0272222 | 4950 | 11128 |
| Yāramgiya | city | Ostan-e Hamadan | Iran | 35.0666667 | 49.3833333 | 5206 | 7424 |
| Yārom Qayeh | city | Ostan-e Hamadan | Iran | 35.0666667 | 49.3833333 | 5206 | 7424 |
| Yāstī Bolāgh | city | Ostan-e Hamadan | Iran | 35.7166667 | 48.2833333 | 5849 | 6859 |
| Yāsu Bulāq | city | Ostan-e Hamadan | Iran | 35.7166667 | 48.2833333 | 5849 | 6859 |
| Yūnes | city | Ostan-e Hamadan | Iran | 34.1580556 | 48.6744444 | 6522 | 9310 |
| Yūnjī | city | Ostan-e Hamadan | Iran | 34.3572222 | 48.7786111 | 5830 | 11184 |
| Yūnos | city | Ostan-e Hamadan | Iran | 34.1580556 | 48.6744444 | 6522 | 9310 |
| Yūnus | city | Ostan-e Hamadan | Iran | 34.1580556 | 48.6744444 | 6522 | 9310 |
| Yūsefābād | city | Ostan-e Hamadan | Iran | 34.7566667 | 48.0272222 | 4950 | 11128 |
| Yūsofābād | city | Ostan-e Hamadan | Iran | 34.7566667 | 48.0272222 | 4950 | 11128 |
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