| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Oy | city | Province of Bohol | Philippines | 9.6666667 | 124.0166667 | 282 | 24391 |
| Oya-oy | city | Province of Iloilo | Philippines | 10.65 | 122.2333333 | 13 | 29648 |
| Oyan | city | Province of Romblon | Philippines | 12.4 | 122.5166667 | 180 | 10696 |
| Oyandic | city | Province of Samar | Philippines | 11.7752778 | 124.9811111 | 0 | 15448 |
| Oyang | city | Province of Aklan | Philippines | 11.3986111 | 122.2483333 | 708 | 12366 |
| Oyango | city | Province of Masbate | Philippines | 12.695 | 123.8883333 | 39 | 41990 |
| Oyanoyan | city | Province of Iloilo | Philippines | 10.85 | 122.45 | 344 | 41103 |
| Oyo | city | Province of Kalinga-Apayao | Philippines | 17.6166667 | 121.3833333 | 541 | 5478 |
| Oyong | city | Province of Zambales | Philippines | 15.55 | 119.95 | 52 | 8968 |
| Oyong | city | Province of Pangasinan | Philippines | 16.05 | 120.1333333 | 0 | 17536 |
| Oyong | city | Province of Capiz | Philippines | 11.45 | 122.65 | 147 | 45196 |
| Oyungan | city | Province of Iloilo | Philippines | 10.6333333 | 122.1833333 | 0 | 34394 |
| Oyungan | city | Province of Iloilo | Philippines | 10.6255556 | 122.1855556 | 0 | 34394 |
| OyuƱgan | city | Province of Iloilo | Philippines | 10.6333333 | 122.1833333 | 0 | 34394 |
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