| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ō | city | Okinawa-ken | Japan | 26.125 | 127.7702778 | 0 | 18428 |
| Ōbo | city | Okinawa-ken | Japan | 26.65 | 128.1166667 | 272 | 31714 |
| Ōdo | city | Okinawa-ken | Japan | 26.0902778 | 127.7022222 | 3 | 24681 |
| Ōdomari | city | Okinawa-ken | Japan | 26.6333333 | 128.2333333 | 0 | 28373 |
| Ōganeku | city | Okinawa-ken | Japan | 26.7 | 128.1166667 | 311 | 19134 |
| Ōgimi | city | Okinawa-ken | Japan | 26.7 | 128.1166667 | 311 | 19134 |
| Ōgimi-son | city | Okinawa-ken | Japan | 26.7 | 128.1166667 | 311 | 19134 |
| Ōgusuku | city | Okinawa-ken | Japan | 26.15 | 127.75 | 462 | 29201 |
| Ōhama | city | Okinawa-ken | Japan | 24.3333333 | 124.2 | 0 | 12951 |
| Ōhama | city | Okinawa-ken | Japan | 26.2333333 | 127.3166667 | 0 | 6389 |
| Ōhara | city | Okinawa-ken | Japan | 26.3547222 | 126.7177778 | 52 | 12868 |
| Ōharu | city | Okinawa-ken | Japan | 26.3547222 | 126.7177778 | 52 | 12868 |
| Ōjana | city | Okinawa-ken | Japan | 26.2666667 | 127.7333333 | 13 | 25987 |
| Ōjimi | city | Okinawa-ken | Japan | 26.7 | 128.1166667 | 311 | 19134 |
| Ōkaneku | city | Okinawa-ken | Japan | 26.7 | 128.1166667 | 311 | 19134 |
| Ōki | city | Okinawa-ken | Japan | 26.2333333 | 127.7833333 | 3 | 31580 |
| Ōkobori | city | Okinawa-ken | Japan | 26.65 | 127.8833333 | 285 | 25296 |
| Ōmine | city | Okinawa-ken | Japan | 26.1833333 | 127.6333333 | 0 | 15071 |
| Ōna | city | Okinawa-ken | Japan | 26.2166667 | 127.7166667 | 164 | 36136 |
| Ōra | city | Okinawa-ken | Japan | 24.85 | 125.3 | 62 | 12618 |
| Ōra | city | Okinawa-ken | Japan | 26.5530556 | 128.0391667 | 0 | 40479 |
| Ōramata | city | Okinawa-ken | Japan | 26.5666667 | 128.05 | 334 | 37922 |
| Ōsato | city | Okinawa-ken | Japan | 26.1244444 | 127.6888889 | 36 | 24681 |
| Ōsato | city | Okinawa-ken | Japan | 26.1833333 | 127.7666667 | 26 | 34482 |
| Ōshima | city | Okinawa-ken | Japan | 26.125 | 127.7702778 | 0 | 18428 |
| Ōshittai | city | Okinawa-ken | Japan | 26.5833333 | 128.1 | 265 | 28899 |
| Ōta | city | Okinawa-ken | Japan | 26.3333333 | 126.75 | 0 | 15987 |
| Ōta | city | Okinawa-ken | Japan | 26.3513889 | 127.8594444 | 3 | 28992 |
| Ōtomari | city | Okinawa-ken | Japan | 26.6333333 | 128.2333333 | 0 | 28373 |
| Ōura | city | Okinawa-ken | Japan | 24.85 | 125.3 | 62 | 12618 |
| Ōura | city | Okinawa-ken | Japan | 26.5530556 | 128.0391667 | 0 | 40479 |
| Ōwan | city | Okinawa-ken | Japan | 26.3666667 | 127.75 | 3 | 37628 |
| Ōzatu | city | Okinawa-ken | Japan | 26.1833333 | 127.7666667 | 26 | 34482 |
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