| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ibaragi | city | Osaka-fu | Japan | 34.8166667 | 135.5666667 | 55 | 591927 |
| Ibaraki | city | Osaka-fu | Japan | 34.8166667 | 135.5666667 | 55 | 591927 |
| Ichiba | city | Osaka-fu | Japan | 34.3666667 | 135.2833333 | 124 | 359236 |
| Imafuku | city | Osaka-fu | Japan | 34.7 | 135.55 | 16 | 592824 |
| Imafukucho | city | Osaka-fu | Japan | 34.7 | 135.55 | 16 | 592824 |
| Imafukuchō | city | Osaka-fu | Japan | 34.7 | 135.55 | 16 | 592824 |
| Imafukumachi | city | Osaka-fu | Japan | 34.7 | 135.55 | 16 | 592824 |
| Ishizu-machi | city | Osaka-fu | Japan | 34.55 | 135.45 | 13 | 336686 |
| Ishizucho | city | Osaka-fu | Japan | 34.55 | 135.45 | 13 | 336686 |
| Ishizuchō | city | Osaka-fu | Japan | 34.55 | 135.45 | 13 | 336686 |
| Izumi | city | Osaka-fu | Japan | 34.4833333 | 135.4333333 | 29 | 539513 |
| Izumi-Sano | city | Osaka-fu | Japan | 34.4166667 | 135.3166667 | 19 | 187036 |
| Izumio-Kitamuracho | city | Osaka-fu | Japan | 34.65 | 135.4666667 | 0 | 449226 |
| Izumio-Kitamurachō | city | Osaka-fu | Japan | 34.65 | 135.4666667 | 0 | 449226 |
| Izumiotsu | city | Osaka-fu | Japan | 34.5 | 135.4 | 6 | 378268 |
| Izumiōtsu | city | Osaka-fu | Japan | 34.5 | 135.4 | 6 | 378268 |
| Izuo-kitamuracho | city | Osaka-fu | Japan | 34.65 | 135.4666667 | 0 | 449226 |
| Izuo-kitamurachō | city | Osaka-fu | Japan | 34.65 | 135.4666667 | 0 | 449226 |
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