| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| O-Lan-Pi | city | T'ai-wan Sheng | Taiwan | 21.9038889 | 120.8508333 | 0 | 4133 |
| O-k'o-k'ai | city | T'ai-wan Sheng | Taiwan | 23.6333333 | 121.3833333 | 551 | 10011 |
| O-kou-ts'o | city | T'ai-wan Sheng | Taiwan | 23.3833333 | 120.4333333 | 203 | 47491 |
| O-kung-chi | city | T'ai-wan Sheng | Taiwan | 24.6166667 | 121.05 | 2493 | 39504 |
| O-li-liang | city | T'ai-wan Sheng | Taiwan | 23.0333333 | 121.2833333 | 994 | 9032 |
| O-luan-pi | city | T'ai-wan Sheng | Taiwan | 21.9038889 | 120.8508333 | 0 | 4133 |
| O-mei | city | T'ai-wan Sheng | Taiwan | 24.6833333 | 121.0166667 | 393 | 74334 |
| O-mei-chuang | city | T'ai-wan Sheng | Taiwan | 24.6833333 | 121.0166667 | 393 | 74334 |
| O-mei-hsiang | city | T'ai-wan Sheng | Taiwan | 24.6833333 | 121.0166667 | 393 | 74334 |
| Ou-wang | city | T'ai-wan Sheng | Taiwan | 23.2 | 120.15 | 29 | 76713 |
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