| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oyu | city | Viljandimaa | Estonia | 58.42 | 25.97 | 180 | 465 |
| Oyu | city | Akita | Japan | 40.30 | 140.83 | 830 | 7993 |
| Oyu | city | Rivers | Nigeria | 4.73 | 7.20 | 1669 | 14097 |
| Oyu | city | Arua | Uganda | 2.98 | 31.36 | 2509 | 13679 |
| Oyu Tolgoi | airport | 43.02 | 106.84 | 0 | |||
| Oyu-dong | city | Hambuk | Korea, Dem. Peoples Rep. of (North) | 41.78 | 129.57 | 830 | 10877 |
| Oyu-dong | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.20 | 126.76 | 1223 | 18766 |
| Oyu-dong | city | Korea, Republic of (South) | 35.10 | 126.32 | 52 | 4078 | |
| Oyu-ri | city | Hambuk | Korea, Dem. Peoples Rep. of (North) | 41.78 | 129.57 | 830 | 10877 |
| Oyu-ri | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 40.18 | 124.90 | 830 | 9687 |
| Oyu-ri | city | Jeonnam | Korea, Republic of (South) | 34.90 | 127.00 | 830 | 8493 |
| Oyua | city | Arua | Uganda | 2.64 | 31.12 | 2798 | 5553 |
| Oyubia | city | Akwa Ibom | Nigeria | 4.76 | 8.17 | 830 | 22201 |
| Oyugis | city | Homa Bay | Kenya | -0.51 | 34.74 | 5029 | 67064 |
| Oyuji | city | Kangwon | Korea, Dem. Peoples Rep. of (North) | 38.90 | 127.07 | 1141 | 4218 |
| Oyuji-ri | city | Kangwon | Korea, Dem. Peoples Rep. of (North) | 38.90 | 127.07 | 1141 | 4218 |
| Oyuk | city | Mugla | Turkey | 36.68 | 29.30 | 1840 | 2831 |
| Oyukhordakh | city | Sakha (Yakutiya) | Russia | 66.58 | 143.08 | 830 | 0 |
| Oyuki | city | Niigata | Japan | 38.35 | 139.55 | 308 | 471 |
| Oyukkoy | city | Mugla | Turkey | 36.68 | 29.30 | 1840 | 2831 |
| Oyuklu | city | Kars | Turkey | 40.47 | 43.43 | 7549 | 1937 |
| Oyuklu | city | Diyarbakir | Turkey | 38.32 | 40.78 | 3349 | 4023 |
| Oyuklu | city | Diyarbakir | Turkey | 38.22 | 39.36 | 3402 | 4023 |
| Oyuklu | city | Mardin | Turkey | 37.39 | 41.47 | 2798 | 3278 |
| Oyuklu | city | Diyarbakir | Turkey | 38.35 | 40.79 | 2585 | 4023 |
| Oyuklu | city | Erzurum | Turkey | 39.61 | 40.97 | 6266 | 1788 |
| Oyuko | city | Akwa Ibom | Nigeria | 4.79 | 8.20 | 830 | 57025 |
| Oyuko Ibighi | city | Akwa Ibom | Nigeria | 4.79 | 8.20 | 830 | 57025 |
| Oyuktas | city | Erzurum | Turkey | 40.43 | 42.22 | 7106 | 1788 |
| Oyuktas | city | Batman | Turkey | 38.04 | 41.51 | 2509 | 3342 |
| Oyuktas | city | Sanliurfa | Turkey | 37.30 | 39.44 | 2066 | 3129 |
| Oyuktepe | city | Sivas | Turkey | 39.40 | 38.14 | 5275 | 19601 |
| Oyukveren | city | Kastamonu | Turkey | 41.36 | 33.45 | 4189 | 2086 |
| Oyukviran | city | Kastamonu | Turkey | 41.36 | 33.45 | 4189 | 2086 |
| Oyulat | city | Kerala | India | 12.22 | 75.23 | 147 | 59517 |
| Oyulfstad | city | Vest-Agder | Norway | 58.53 | 7.38 | 1669 | 97 |
| Oyulukavak | city | Denizli | Turkey | 37.18 | 29.08 | 2680 | 4470 |
| Oyuluoluk | city | Isparta | Turkey | 37.43 | 30.98 | 5029 | 3278 |
| Oyum | city | Sor-Trondelag | Norway | 63.20 | 9.80 | 830 | 2000 |
| Oyumba | city | Katanga | Congo (Dem. Republic of The)-(Zaire) | -3.58 | 23.42 | 1765 | 4462 |
| Oyumgoz | city | Kahramanmaras | Turkey | 38.29 | 36.74 | 5275 | 3427 |
| Oyumgürgen | city | Ordu | Turkey | 40.82 | 37.73 | 902 | 9196 |
| Oyumiğde | city | Ankara | Turkey | 40.32 | 33.23 | 3349 | 1854 |
| Oyumkoz | city | Kahramanmaras | Turkey | 38.29 | 36.74 | 5275 | 3427 |
| Oyun | city | Ghor | Afghanistan | 34.02 | 63.88 | 7618 | 1490 |
| Oyun-Khomoto | city | Sakha (Yakutiya) | Russia | 67.31 | 135.57 | 830 | 0 |
| Oyun-Kyuyel' | city | Sakha (Yakutiya) | Russia | 69.10 | 138.21 | 1253 | 0 |
| Oyun-Kyuyel' | city | Sakha (Yakutiya) | Russia | 68.50 | 139.20 | 1669 | 0 |
| Oyun-Kyuyel' | city | Sakha (Yakutiya) | Russia | 62.08 | 134.52 | 830 | 0 |
| Oyun-Kyuyele | city | Sakha (Yakutiya) | Russia | 69.10 | 138.21 | 1253 | 0 |
| Oyun-Kyuyele | city | Sakha (Yakutiya) | Russia | 68.50 | 139.20 | 1669 | 0 |
| Oyun-Kyuyël’ | city | Sakha (Yakutiya) | Russia | 69.10 | 138.21 | 1253 | 0 |
| Oyun-Kyuyël’ | city | Sakha (Yakutiya) | Russia | 68.50 | 139.20 | 1669 | 0 |
| Oyun-Kyuyël’ | city | Sakha (Yakutiya) | Russia | 62.08 | 134.52 | 830 | 0 |
| Oyun-Yurege | city | Sakha (Yakutiya) | Russia | 69.52 | 134.78 | 183 | 0 |
| Oyunco | city | Lima | Peru | -12.70 | -75.99 | 5931 | 723 |
| Oyunco | city | Lima | Peru | -12.62 | -75.92 | 10387 | 1702 |
| Oyungan | city | Iloilo | Philippines | 10.62 | 122.19 | 0 | 24799 |
| Oyungen | city | Hedmark | Norway | 61.20 | 10.92 | 2509 | 596 |
| Oyunlar | city | Mugla | Turkey | 36.80 | 29.31 | 1669 | 2831 |
| Oyuoly | city | Jizzax | Uzbekistan | 39.89 | 68.69 | 3362 | 6132 |
| Oyusardaakh | city | Sakha (Yakutiya) | Russia | 68.28 | 154.71 | 108 | 0 |
| Oyusardakh | city | Sakha (Yakutiya) | Russia | 68.28 | 154.71 | 108 | 0 |
| Oyusut | city | Sakha (Yakutiya) | Russia | 62.82 | 115.22 | 830 | 0 |
| Oyutsevichi | city | Grodnenskaya Oblast' | Belarus | 53.42 | 26.44 | 830 | 2736 |
| Oyuun-Yurege | city | Sakha (Yakutiya) | Russia | 69.52 | 134.78 | 183 | 0 |
| Oyuvstad | city | Vest-Agder | Norway | 58.53 | 7.38 | 1669 | 97 |
| Oyuwi | city | Adjumani | Uganda | 3.33 | 31.75 | 2519 | 16881 |
| Oyuyo | city | Puno | Peru | -15.83 | -69.78 | 12588 | 9021 |
| Oyuñgan | city | Iloilo | Philippines | 10.63 | 122.18 | 0 | 25063 |