| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
4151  | Oudja | New Caledonia, | stream | S 20° 50′ 0'' | E 164° 56′ 0'' |
| 4152 | Oudiou | New Caledonia, | stream | S 20° 32′ 0'' | E 164° 34′ 0'' |
| 4153 | Oucheu | New Caledonia, | stream | S 21° 41′ 0'' | E 165° 48′ 0'' |
| 4154 | Ouchepoé | New Caledonia, | stream | S 20° 49′ 0'' | E 164° 41′ 0'' |
| 4155 | Ouayat | New Caledonia, | stream | S 20° 28′ 0'' | E 164° 42′ 0'' |
| 4156 | Ouatou | New Caledonia, | stream | S 21° 39′ 0'' | E 166° 10′ 0'' |
| 4157 | Ouatou | New Caledonia, | stream | S 21° 33′ 0'' | E 165° 50′ 0'' |
| 4158 | Ouatilip | New Caledonia, | stream | S 20° 47′ 0'' | E 164° 44′ 0'' |
| 4159 | Ouaté | New Caledonia, | stream | S 21° 44′ 0'' | E 166° 27′ 0'' |
| 4160 | Ouaté | New Caledonia, | stream | S 21° 14′ 0'' | E 165° 5′ 0'' |
| 4161 | No Ouassi | New Caledonia, | stream | S 21° 32′ 0'' | E 165° 23′ 0'' |
| 4162 | Baie de Ouassé | New Caledonia, | bay | S 21° 28′ 0'' | E 166° 2′ 0'' |
| 4163 | Ouaséoua | New Caledonia, | stream | S 21° 24′ 0'' | E 165° 46′ 0'' |
| 4164 | Ouapouen | New Caledonia, | stream | S 21° 53′ 0'' | E 166° 32′ 0'' |
| 4165 | Ouapoua | New Caledonia, | stream | S 20° 43′ 0'' | E 164° 49′ 0'' |
| 4166 | Ouaouinèque | New Caledonia, | stream | S 20° 44′ 0'' | E 164° 51′ 0'' |
| 4167 | Ouen Ouaou | New Caledonia, | stream | S 21° 36′ 0'' | E 165° 48′ 0'' |
| 4168 | Ouaone | New Caledonia, | stream | S 20° 33′ 0'' | E 164° 35′ 0'' |
| 4169 | Ouantiei | New Caledonia, | stream | S 20° 21′ 0'' | E 164° 32′ 0'' |
| 4170 | Ouanou | New Caledonia, | stream | S 22° 13′ 0'' | E 166° 59′ 0'' |
| 4171 | Ouano | New Caledonia, | stream | S 20° 29′ 0'' | E 164° 28′ 0'' |
| 4172 | Baie Ouango | New Caledonia, | bay | S 21° 28′ 0'' | E 165° 56′ 0'' |
| 4173 | Ouango | New Caledonia, | stream | S 20° 53′ 0'' | E 164° 41′ 0'' |
| 4174 | Ouanga | New Caledonia, | stream | S 21° 33′ 0'' | E 166° 9′ 0'' |
| 4175 | Ouaneouia | New Caledonia, | stream | S 21° 31′ 0'' | E 165° 55′ 0'' |
| 4176 | Ouanamourou | New Caledonia, | stream | S 21° 36′ 0'' | E 166° 12′ 0'' |
| 4177 | Ouamou | New Caledonia, | stream | S 20° 34′ 0'' | E 164° 28′ 0'' |
| 4178 | Ouamélé | New Caledonia, | stream | S 20° 21′ 0'' | E 164° 26′ 0'' |
4179  | Croix d’Ouambo | New Caledonia, South Province Païta | monument | S 22° 5′ 0'' | E 166° 19′ 0'' |
| 4180 | Ouambéo | New Caledonia, | stream | S 21° 35′ 0'' | E 165° 49′ 0'' |
| 4181 | Ouambeï | New Caledonia, | stream | S 20° 29′ 0'' | E 164° 30′ 0'' |
| 4182 | Ouakourou | New Caledonia, | stream | S 21° 36′ 0'' | E 165° 35′ 0'' |
| 4183 | Ouakourou | New Caledonia, | stream | S 21° 31′ 0'' | E 165° 24′ 0'' |
| 4184 | Ouakouémeu | New Caledonia, | stream | S 21° 26′ 0'' | E 165° 46′ 0'' |
| 4185 | Ouakila | New Caledonia, | stream | S 20° 48′ 0'' | E 164° 26′ 0'' |
| 4186 | Ouakamouéri | New Caledonia, | stream | S 21° 29′ 0'' | E 165° 40′ 0'' |
| 4187 | Passe d’Ouaïème | New Caledonia, | marine channel | S 20° 36′ 0'' | E 164° 52′ 0'' |
| 4188 | Baie d’Ouaïème | New Caledonia, | bay | S 20° 37′ 0'' | E 164° 52′ 0'' |
| 4189 | Ouaguinou | New Caledonia, | stream | S 20° 42′ 0'' | E 164° 46′ 0'' |
| 4190 | Ouagna | New Caledonia, | stream | S 21° 35′ 0'' | E 166° 10′ 0'' |
| 4191 | Ouagatch | New Caledonia, | stream | S 20° 50′ 0'' | E 164° 48′ 0'' |
| 4192 | Ouadamané | New Caledonia, | stream | S 20° 50′ 0'' | E 164° 54′ 0'' |
| 4193 | Ouabeu | New Caledonia, | stream | S 21° 30′ 0'' | E 165° 44′ 0'' |
| 4194 | Baie de l’Orphelinat | New Caledonia, | bay | S 22° 17′ 16'' | E 166° 25′ 51'' |
| 4195 | Passe Ongombua | New Caledonia, | marine channel | S 19° 21′ 0'' | E 163° 48′ 0'' |
| 4196 | Ondou | New Caledonia, | stream | S 20° 53′ 0'' | E 165° 11′ 0'' |
| 4197 | Napoué Onda | New Caledonia, | stream | S 21° 3′ 0'' | E 165° 15′ 0'' |
| 4198 | Omoro | New Caledonia, | stream | S 21° 32′ 0'' | E 165° 54′ 0'' |
| 4199 | Ouen Omba | New Caledonia, | stream | S 21° 39′ 0'' | E 165° 58′ 0'' |
| 4200 | Baie d’Oland | New Caledonia, | bight(s) | S 20° 27′ 0'' | E 164° 10′ 0'' |
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