| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
551  | Ouaté Ouate,Ouaté,Uate | New Caledonia, | island | S 22° 35′ 0'' | E 167° 31′ 0'' |
| 552 | Ouatchonco Ouatchonco | New Caledonia, | mountain | S 20° 50′ 0'' | E 164° 59′ 0'' |
| 553 | Mé Ouara Me Ouara,Mé Ouara | New Caledonia, | peak | S 21° 30′ 0'' | E 165° 47′ 0'' |
| 554 | Oua Oualé Oua Ouale,Oua Oualé | New Caledonia, | peak | S 20° 54′ 0'' | E 165° 13′ 0'' |
| 555 | Ouangati Ouangati | New Caledonia, | mountain | S 20° 27′ 0'' | E 164° 34′ 0'' |
| 556 | Mé Ouanga Me Ouanga,Me Ouenga,Mé Ouanga | New Caledonia, | mountain | S 21° 11′ 0'' | E 165° 23′ 0'' |
| 557 | Ouandomès Ouandomes,Ouandomès | New Caledonia, | peak | S 20° 21′ 0'' | E 164° 32′ 0'' |
| 558 | Ouambara Catiota Ouambara Catiota | New Caledonia, | mountain | S 21° 30′ 0'' | E 165° 52′ 0'' |
| 559 | Roche Oualaouat Roche Oualaouat,Roche Percee,Roche Percée | New Caledonia, | rock | S 20° 11′ 0'' | E 163° 58′ 0'' |
| 560 | Ouaïli Ouaili,Ouaïli | New Caledonia, | mountain | S 20° 28′ 0'' | E 164° 30′ 0'' |
| 561 | Roches d’Ouaïème Roche Ouaieme,Roche Ouaiéme,Roches d'Ouaieme,Roches d’Ouaïème | New Caledonia, | cliff(s) | S 20° 38′ 0'' | E 164° 52′ 0'' |
| 562 | Ouaï Ouai,Ouaï | New Caledonia, | mountain | S 21° 32′ 0'' | E 165° 46′ 0'' |
| 563 | Ouaha Ouaha | New Caledonia, | mountain | S 21° 32′ 0'' | E 166° 4′ 0'' |
| 564 | Ouadounajia Ouadounajia | New Caledonia, | peak | S 21° 7′ 0'' | E 165° 22′ 0'' |
| 565 | Ouabenié Ouabenie,Ouabenié | New Caledonia, | mountain | S 21° 50′ 0'' | E 165° 55′ 0'' |
| 566 | Mé Ou Me Ou,Mé Ou | New Caledonia, | mountain | S 21° 18′ 0'' | E 165° 14′ 0'' |
| 567 | Oro Oro | New Caledonia, | mountain | S 21° 19′ 0'' | E 165° 33′ 0'' |
| 568 | Pic Orézoli Pic Orezoli,Pic Orézoli | New Caledonia, | peak | S 21° 36′ 0'' | E 165° 43′ 0'' |
| 569 | Île Ongombua Ile Ongombua,Île Ongombua | New Caledonia, | island | S 19° 22′ 0'' | E 163° 47′ 0'' |
| 570 | Ondou Ondou | New Caledonia, | peak | S 21° 45′ 0'' | E 165° 58′ 0'' |
| 571 | Omfara Omfara | New Caledonia, | mountain | S 21° 43′ 0'' | E 166° 2′ 0'' |
| 572 | Omfala Omfala | New Caledonia, | ridge(s) | S 21° 52′ 0'' | E 165° 57′ 0'' |
| 573 | Ombeau Ombeau | New Caledonia, | peak | S 21° 48′ 0'' | E 165° 58′ 0'' |
| 574 | Ombaschien Ombaschien | New Caledonia, | mountain | S 21° 48′ 0'' | E 165° 58′ 0'' |
| 575 | Omba Omba | New Caledonia, | peak | S 21° 47′ 0'' | E 165° 57′ 0'' |
| 576 | Ointapoin Ointapoin | New Caledonia, | peak | S 22° 7′ 0'' | E 166° 55′ 0'' |
| 577 | Oindou Oindou | New Caledonia, | peak | S 21° 8′ 0'' | E 165° 8′ 0'' |
| 578 | Mé Oh Me Oh,Mé Oh | New Caledonia, | mountain | S 21° 47′ 0'' | E 165° 53′ 0'' |
| 579 | Caye de l’Observatoire Caye de l'Observatoire,Caye de l’Observatoire,Observatory Cay | New Caledonia, | island | S 21° 25′ 0'' | E 158° 50′ 0'' |
| 580 | Obana Obana | New Caledonia, | peak | S 20° 55′ 0'' | E 164° 51′ 0'' |
| 581 | Île Oahimboa Ile Oahimboa,Île Oahimboa | New Caledonia, | island | S 20° 26′ 0'' | E 164° 7′ 0'' |
| 582 | Île Noutié Ile Noutie,Île Noutié | New Caledonia, | island | S 22° 13′ 0'' | E 166° 59′ 0'' |
| 583 | Île Nouma Ile Nouma,Ilot Numua,Île Nouma,Îlot Numua | New Caledonia, | island | S 22° 38′ 0'' | E 167° 25′ 0'' |
| 584 | Île Nou Ile Nou,Ile Nouville,Île Nou | New Caledonia, South Province | island | S 22° 15′ 57'' | E 166° 24′ 4'' |
| 585 | Nooua Nooua | New Caledonia, | mountain | S 21° 31′ 0'' | E 165° 51′ 0'' |
| 586 | Nontin Nontin | New Caledonia, | mountain | S 21° 34′ 0'' | E 166° 3′ 0'' |
| 587 | Nonpai Nonpai | New Caledonia, | ridge(s) | S 21° 36′ 0'' | E 166° 0′ 0'' |
| 588 | Ba Nonmoincoué Ba Nonmoincoue,Ba Nonmoincoué | New Caledonia, | peak | S 21° 30′ 0'' | E 165° 53′ 0'' |
| 589 | Mont Nondoué Mont Nondoue,Mont Nondoué,Monts Noudoue,Monts Noudoué | New Caledonia, South Province | hill | S 22° 9′ 2'' | E 166° 23′ 17'' |
| 590 | Pic Noir Pic Noir | New Caledonia, | peak | S 21° 33′ 0'' | E 165° 45′ 0'' |
| 591 | Nogromou Nogromou | New Caledonia, | peak | S 21° 8′ 0'' | E 165° 13′ 0'' |
| 592 | Nogouta Mont Nogu Ta,Nogouta | New Caledonia, South Province | peak | S 22° 7′ 39'' | E 166° 23′ 29'' |
| 593 | Île Noéno Ile Noeno,Île Noéno | New Caledonia, | island | S 22° 32′ 0'' | E 167° 25′ 0'' |
| 594 | Îlot Noé Ile Noe,Ilot Noe,Île Noé,Îlot Noé | New Caledonia, South Province | island | S 22° 32′ 21'' | E 166° 49′ 19'' |
| 595 | Noboumdaba Noboumdaba | New Caledonia, | peak | S 21° 41′ 0'' | E 165° 54′ 0'' |
| 596 | Mé Niteu Me Niteu,Mé Niteu | New Caledonia, | mountain | S 21° 38′ 0'' | E 165° 48′ 0'' |
| 597 | Monts Ninndo Monts Ninndo | New Caledonia, | mountains | S 20° 17′ 0'' | E 164° 11′ 0'' |
| 598 | Nimboui Nimboui | New Caledonia, | mountain | S 21° 32′ 0'' | E 165° 50′ 0'' |
| 599 | Nimboué Mont Aninboue,Nimboue,Nimboué | New Caledonia, | ridge(s) | S 21° 5′ 0'' | E 165° 16′ 0'' |
| 600 | Nili Nili | New Caledonia, | peak | S 21° 42′ 0'' | E 165° 49′ 0'' |
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