| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Obo | city | Ayeyarwady Division | Burma | 17.0833333 | 95.1833333 | 39 | 42212 |
| Obogon | city | Ayeyarwady Division | Burma | 17.7833333 | 95.25 | 16 | 33797 |
| Okkan | city | Ayeyarwady Division | Burma | 16.05 | 94.65 | 36 | 12623 |
| Okkyut | city | Ayeyarwady Division | Burma | 16.1333333 | 95.4833333 | 42 | 21382 |
| Okpogyaung | city | Ayeyarwady Division | Burma | 17.5666667 | 95.4666667 | 19 | 23332 |
| Okpon | city | Ayeyarwady Division | Burma | 16.5833333 | 95.05 | 29 | 28399 |
| Okpon | city | Ayeyarwady Division | Burma | 17.6 | 95.2333333 | 9 | 56827 |
| Okshit | city | Ayeyarwady Division | Burma | 17.0166667 | 94.9166667 | 29 | 14524 |
| Okshitkon | city | Ayeyarwady Division | Burma | 17.8666667 | 95.1166667 | 59 | 20914 |
| Okshitkon | city | Ayeyarwady Division | Burma | 17.95 | 95.25 | 62 | 20982 |
| Okshitkon | city | Ayeyarwady Division | Burma | 17.7333333 | 95.2833333 | 6 | 53483 |
| Okshitkwin | city | Ayeyarwady Division | Burma | 16.5333333 | 94.65 | 62 | 9097 |
| Okshitkwin | city | Ayeyarwady Division | Burma | 17.4333333 | 95.5333333 | 39 | 33286 |
| Oktaman | city | Ayeyarwady Division | Burma | 17.45 | 95.25 | 22 | 29956 |
| Oktwin | city | Ayeyarwady Division | Burma | 15.9333333 | 94.45 | 22 | 6644 |
| Oktwin | city | Ayeyarwady Division | Burma | 17.0833333 | 95.2 | 42 | 42212 |
| Oktwin | city | Ayeyarwady Division | Burma | 17.9333333 | 95.2833333 | 19 | 20982 |
| Oktwin | city | Ayeyarwady Division | Burma | 15.9833333 | 95.6 | 13 | 32060 |
| Onbin | city | Ayeyarwady Division | Burma | 15.8 | 95.1333333 | 22 | 13447 |
| Onbin | city | Ayeyarwady Division | Burma | 17.5666667 | 95.45 | 19 | 28896 |
| Onbin | city | Ayeyarwady Division | Burma | 16.3 | 95.7 | 42 | 34520 |
| Onbinzu | city | Ayeyarwady Division | Burma | 16.4833333 | 95.3666667 | 26 | 35597 |
| Onbinzu | city | Ayeyarwady Division | Burma | 16.2 | 95.4 | 59 | 19367 |
| Onbinzu | city | Ayeyarwady Division | Burma | 16.6833333 | 95.6 | 42 | 52943 |
| Onbinzu | city | Ayeyarwady Division | Burma | 16.5333333 | 95.8 | 49 | 32364 |
| Ondaw | city | Ayeyarwady Division | Burma | 17.4833333 | 95.5333333 | 55 | 34925 |
| Ondawzu | city | Ayeyarwady Division | Burma | 17.1 | 95.0833333 | 36 | 50659 |
| Ongon | city | Ayeyarwady Division | Burma | 17.9833333 | 95.1 | 82 | 21761 |
| Ongon | city | Ayeyarwady Division | Burma | 17.9666667 | 95.2833333 | 49 | 21094 |
| Ongon | city | Ayeyarwady Division | Burma | 17.6166667 | 95.45 | 19 | 39968 |
| Ongyaung | city | Ayeyarwady Division | Burma | 17.1166667 | 94.5 | 65 | 20859 |
| Onkon | city | Ayeyarwady Division | Burma | 17.35 | 95.3666667 | 39 | 29505 |
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