| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ony-Babre | city | Goh-Djiboua | Cote D'Ivoire (Ivory Coast) | 6.17 | -5.96 | 830 | 87798 |
| Ony-Tabré | city | Goh-Djiboua | Cote D'Ivoire (Ivory Coast) | 6.18 | -5.96 | 830 | 73002 |
| Onya | city | Shimane | Japan | 35.13 | 132.78 | 1968 | 3145 |
| Onya | city | Jeonnam | Korea, Republic of (South) | 34.87 | 127.44 | 39 | 47116 |
| Onya | city | Jeonnam | Korea, Republic of (South) | 34.89 | 127.32 | 62 | 35548 |
| Onya | city | Cross River | Nigeria | 6.49 | 8.92 | 830 | 19194 |
| Onya | city | Delta | Nigeria | 5.33 | 6.43 | 209 | 10528 |
| Onyaanya | city | Oshikoto | Namibia | -18.07 | 16.27 | 3595 | 2540 |
| Onyachia | city | Greater Accra | Ghana | 5.58 | -0.55 | 830 | 16986 |
| Onyadama | city | Cross River | Nigeria | 5.93 | 8.24 | 377 | 18422 |
| Onyadega | city | Kogi | Nigeria | 6.88 | 6.68 | 206 | 7150 |
| Onyadze | city | Ghana | 5.36 | -0.71 | 265 | 24872 | |
| Onyadze | city | Ghana | 5.33 | -0.94 | 232 | 27380 | |
| Onyadzi | city | Ghana | 5.36 | -0.71 | 265 | 24872 | |
| Onyadzi | city | Ghana | 5.33 | -0.94 | 232 | 27380 | |
| Onyagbene | city | Delta | Nigeria | 5.23 | 6.25 | 278 | 22036 |
| Onyajo | city | Benue | Nigeria | 7.75 | 8.40 | 344 | 10534 |
| Onyala | city | Kitgum | Uganda | 3.36 | 33.27 | 4189 | 2631 |
| Onyam | city | Jawa Barat | Indonesia | -6.24 | 106.57 | 154 | 560988 |
| Onyam | city | Jawa Barat | Indonesia | -6.25 | 106.47 | 196 | 284218 |
| Onyam | city | Jawa Barat | Indonesia | -7.55 | 107.83 | 905 | 41905 |
| Onyam Dua | city | Jawa Barat | Indonesia | -6.11 | 106.35 | 82 | 164983 |
| Onyam Satu | city | Jawa Barat | Indonesia | -6.11 | 106.36 | 88 | 164983 |
| Onyamichere | city | Ghana | 5.83 | -0.50 | 321 | 23766 | |
| Onyamichire | city | Ghana | 5.83 | -0.50 | 321 | 23766 | |
| Onyang | city | Korea, Dem. Peoples Rep. of (North) | 37.77 | 125.62 | 0 | 4759 | |
| Onyang | city | Chungnam | Korea, Republic of (South) | 36.78 | 127.00 | 75 | 74171 |
| Onyang-dong | city | Incheon | Korea, Republic of (South) | 37.48 | 126.55 | 72 | 20829 |
| Onyang-gol | city | Gyeongnam | Korea, Republic of (South) | 35.63 | 128.19 | 173 | 7199 |
| Onyang-ni | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.99 | 126.76 | 1669 | 2235 |
| Onyang-ni | city | Gyeongbuk | Korea, Republic of (South) | 37.02 | 129.40 | 177 | 4667 |
| Onyang-ri | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.99 | 126.76 | 1669 | 2235 |
| Onyangmŏ-ri | city | Chungnam | Korea, Republic of (South) | 36.70 | 126.80 | 36 | 40455 |
| Onyangni | city | Gyeongbuk | Korea, Republic of (South) | 37.02 | 129.40 | 177 | 4667 |
| Onyangonch'oni-dong | city | Chungnam | Korea, Republic of (South) | 36.78 | 127.00 | 72 | 73511 |
| Onyangonch'onil-tong | city | Chungnam | Korea, Republic of (South) | 36.79 | 127.00 | 49 | 74171 |
| Onyangonch’ŏni-dong | city | Chungnam | Korea, Republic of (South) | 36.78 | 127.00 | 72 | 73511 |
| Onyangonch’ŏnil-tong | city | Chungnam | Korea, Republic of (South) | 36.79 | 127.00 | 49 | 74171 |
| Onyangt'o | city | Chungbuk | Korea, Republic of (South) | 37.05 | 127.47 | 830 | 9907 |
| Onyangteo | city | Chungbuk | Korea, Republic of (South) | 37.05 | 127.47 | 830 | 9907 |
| Onyangt’ŏ | city | Chungbuk | Korea, Republic of (South) | 37.05 | 127.47 | 830 | 9907 |
| Onyansana | city | Greater Accra | Ghana | 5.72 | -0.37 | 236 | 72966 |
| Onyansanaa | city | Greater Accra | Ghana | 5.72 | -0.37 | 236 | 72966 |
| Onyapalyangou | city | Est | Burkina Faso | 12.00 | 0.38 | 958 | 4746 |
| Onyara | city | Honiara | Soloman Islands | -9.43 | 159.95 | 98 | 67485 |
| Onyati | city | Oshikoto | Namibia | -18.20 | 16.40 | 3608 | 2019 |
| Onyati | city | Oshikoto | Namibia | -17.97 | 17.13 | 3730 | 149 |
| Onyawanyawa | city | Oshikoto | Namibia | -17.75 | 16.62 | 3641 | 894 |
| Onycha | city | Alabama | United States | 31.21 | -86.28 | 337 | |
| Onye Okpon | city | Cross River | Nigeria | 5.97 | 8.47 | 400 | 18678 |
| Onyebu | city | Kogi | Nigeria | 8.02 | 7.33 | 830 | 6028 |
| Onyedega | city | Kogi | Nigeria | 6.88 | 6.68 | 206 | 7150 |
| Onyeka | city | Oshana | Namibia | -17.70 | 15.98 | 3582 | 8000 |
| Onyekakowa | city | Kunene | Namibia | -18.45 | 14.37 | 4189 | 297 |
| Onyemso | city | Ghana | 6.75 | -0.97 | 1669 | 9656 | |
| Onyen | city | Cross River | Nigeria | 6.03 | 8.45 | 380 | 17797 |
| Onyen | city | Cross River | Nigeria | 6.07 | 8.48 | 347 | 12583 |
| Onyen Okpon | city | Cross River | Nigeria | 5.97 | 8.47 | 400 | 18678 |
| Onyest | city | Bacau | Romania | 46.25 | 26.75 | 830 | 40976 |
| Onyi | city | Cross River | Nigeria | 6.79 | 8.74 | 830 | 23819 |
| Onyie | city | Centre | Cameroon | 3.63 | 11.75 | 1669 | 4299 |
| Onyikwa | city | Ebonyi | Nigeria | 6.39 | 8.11 | 403 | 51767 |
| Onyikwa | city | Ebonyi | Nigeria | 6.30 | 8.36 | 341 | 14128 |
| Onyikwa | city | Ebonyi | Nigeria | 6.28 | 8.39 | 328 | 13897 |
| Onyikwa | city | Ebonyi | Nigeria | 6.14 | 8.16 | 347 | 37361 |
| Onyimso | city | Ghana | 6.75 | -0.97 | 1669 | 9656 | |
| Onyimso | city | Ghana | 6.73 | -0.97 | 1669 | 9578 | |
| Onyin | city | Ondo | Nigeria | 7.67 | 5.76 | 1669 | 27029 |
| Onyin Akoko | city | Ondo | Nigeria | 7.67 | 5.76 | 1669 | 27029 |
| Onyina | city | Cross River | Nigeria | 6.03 | 8.38 | 830 | 19994 |
| Onyinanufoo | city | Ghana | 6.88 | -1.98 | 925 | 14453 | |
| Onyinanufuaw | city | Ghana | 6.88 | -1.98 | 925 | 14453 | |
| Onyinyiwu | city | Delta | Nigeria | 5.76 | 6.55 | 387 | 10703 |
| Onyirigbo | city | Ebonyi | Nigeria | 6.29 | 8.32 | 341 | 13562 |
| Onykiivka | city | Chernihivs'ka Oblast' | Ukraine | 50.70 | 32.52 | 403 | 845 |
| Onykiyivka | city | Chernihivs'ka Oblast' | Ukraine | 50.70 | 32.52 | 403 | 845 |
| Onyl | city | Permskiy Kray | Russia | 60.41 | 53.66 | 396 | 149 |
| Onylove | city | Odes'ka Oblast' | Ukraine | 47.45 | 29.90 | 830 | 2383 |
| Onylove | city | Odes'ka Oblast' | Ukraine | 47.40 | 29.87 | 396 | 1915 |
| Onym | city | Kazakhstan | 45.58 | 79.42 | 1669 | 745 | |
| Onyo | city | Kyoto | Japan | 35.52 | 135.35 | 830 | 13384 |
| Onyo | city | Chungnam | Korea, Republic of (South) | 36.78 | 127.00 | 75 | 74171 |
| Onyo | city | Cross River | Nigeria | 6.49 | 8.92 | 830 | 19194 |
| Onyo | city | Benue | Nigeria | 7.29 | 8.31 | 830 | 7599 |
| Onyo-ri | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.99 | 126.76 | 1669 | 2235 |
| Onyo-ri | city | Gyeongbuk | Korea, Republic of (South) | 37.02 | 129.40 | 177 | 4667 |
| Onyobru | city | Delta | Nigeria | 5.81 | 5.86 | 150 | 36884 |
| Onyobru | city | Delta | Nigeria | 5.82 | 5.85 | 150 | 38521 |
| Onyobru | city | Delta | Nigeria | 5.79 | 5.84 | 141 | 47169 |
| Onyobru | city | Delta | Nigeria | 5.66 | 6.11 | 114 | 16754 |
| Onyobru Inland | city | Delta | Nigeria | 5.82 | 5.85 | 150 | 38521 |
| Onyobru Waterside | city | Delta | Nigeria | 5.79 | 5.84 | 141 | 47169 |
| Onyobru-Oghobeye | city | Delta | Nigeria | 5.81 | 5.86 | 150 | 36884 |
| Onyod | city | Centre | Cameroon | 3.85 | 11.38 | 2578 | 3629 |
| Onyodyaougo | city | Est | Burkina Faso | 12.23 | 0.37 | 980 | 1937 |
| Onyola | city | Zombo | Uganda | 2.58 | 31.00 | 3349 | 10334 |
| Onyoma | city | Bayelsa | Nigeria | 4.78 | 6.07 | 830 | 15347 |
| Onyomu | city | Arua | Uganda | 2.73 | 31.19 | 2509 | 4384 |
| Onyomu | city | Arua | Uganda | 2.78 | 31.27 | 2509 | 4389 |
| Onyomu | city | Arua | Uganda | 2.78 | 31.21 | 2509 | 3380 |
| Onyon | city | Pader | Uganda | 3.07 | 32.97 | 3349 | 4877 |
| Onyona | city | Gulu | Uganda | 2.65 | 32.21 | 3635 | 5918 |
| Onyonka | city | Nairobi City | Kenya | -1.33 | 36.79 | 5869 | 431544 |
| Onyouma | city | Koulikoro | Mali | 14.15 | -7.05 | 1010 | 1029 |
| Onyschenkiv | city | Chernihivs'ka Oblast' | Ukraine | 50.51 | 32.36 | 390 | 4884 |
| Onyschenky | city | Poltavs'ka Oblast' | Ukraine | 49.14 | 33.59 | 236 | 9471 |
| Onyschenky | city | Poltavs'ka Oblast' | Ukraine | 49.59 | 33.90 | 370 | 2546 |
| Onyshchenkiv | city | Chernihivs'ka Oblast' | Ukraine | 50.51 | 32.36 | 390 | 4884 |
| Onyshchenky | city | Poltavs'ka Oblast' | Ukraine | 49.14 | 33.59 | 236 | 9471 |
| Onyshchenky | city | Poltavs'ka Oblast' | Ukraine | 49.59 | 33.90 | 370 | 2546 |
| Onyshkovtse | city | Ternopil's'ka Oblast' | Ukraine | 50.12 | 26.14 | 830 | 3427 |
| Onyshkovtsy | city | Khmel'nyts'ka Oblast' | Ukraine | 49.96 | 27.23 | 885 | 3442 |
| Onyshky | city | Poltavs'ka Oblast' | Ukraine | 49.81 | 32.73 | 262 | 2682 |
| Onyshpil | city | Zhytomyrs'ka Oblast' | Ukraine | 50.21 | 29.31 | 830 | 3129 |
| Onyshpil' | city | Zhytomyrs'ka Oblast' | Ukraine | 50.21 | 29.31 | 830 | 3129 |
| Onyshpil’ | city | Zhytomyrs'ka Oblast' | Ukraine | 50.21 | 29.31 | 830 | 3129 |
| Onyszki | city | Podkarpackie | Poland | 50.08 | 22.95 | 830 | 3689 |
| Onytkivtsi | city | Vinnyts'ka Oblast' | Ukraine | 48.94 | 28.54 | 869 | 745 |
| Onyu | city | Kyoto | Japan | 35.52 | 135.35 | 830 | 13384 |
| Onyu | city | Fukui | Japan | 35.48 | 135.78 | 144 | 32646 |
| Onyue | city | Benue | Nigeria | 7.04 | 8.06 | 830 | 14096 |
| Onyunyu | city | Kaberamaido | Uganda | 1.97 | 33.35 | 3454 | 9206 |
| Onyuulaye | city | Oshikoto | Namibia | -18.03 | 16.47 | 3638 | 1219 |
| Onyuwei | city | Benue | Nigeria | 7.04 | 8.06 | 830 | 14096 |
| Onyx | city | Baja California | Mexico | 29.98 | -114.90 | 1961 | 298 |
| Onyx | city | Arkansas | United States | 34.85 | -93.41 | 830 | |
| Onyx | city | California | United States | 35.69 | -118.22 | 2821 | |
| Onyŏul | city | Gangwon | Korea, Republic of (South) | 37.22 | 127.81 | 830 | 16533 |
| Onyūchō | city | Fukui | Japan | 36.07 | 136.03 | 0 | 4095 |