| Ocalea (mitoloji) | Ocaleşi | Ocalia |
| OCaml | Ocaml | Ocampo, Guanajuato |
| Ocaria | Océane Sercien-Ugolin | Occam'ın Usturası |
| Occam'ın usturası | Occamlı William | Occamus |
| Occator | Occella | Occhi di ragazza |
| Occhiali | Occhieppo Inferiore | Occhieppo Superiore |
| Occhiobello | Occidenchthonius | Occidental Mindoro |
| Occidentali's Karma | Occidentodema | Occimiano |
| Occiperipatoides | Occitan | Occitanie |
| Occitanobisium | Occold | Occultic;Nine |
| Occultocythereis | Occupational Safety and Health Administration | Occupy Buffer Zone |
| Occupy Wall Street | Occupy/İşgal Hareketi için Alternatif Banka oluşumu | OCD |
| Ocean Boys | Ocean Boys FC | Ocean City |
| Ocean city | Ocean City (Maryland) | Ocean City, Maryland |
| Ocean city, maryland | Ocean City, New Jersey | Ocean County |
| Ocean County, New Jersey | Ocean Eyes | Ocean eyes |
| Ocean Grove | Ocean grove | Ocean Heights |
| Ocean Network Express | Ocean Shores, Washington | Ocean spray |
| Ocean Spray | Ocean Spray (kooperatif) | Ocean Spray (Manic Street Preachers şarkısı) |
| Ocean Springs, Mississippi | Ocean's | Ocean's (anlam ayrımı) |
| Ocean's 11 | Ocean's 13 | Ocean's 8 |
| Ocean's Üçlemesi | Ocean's Eight | Ocean's Eleven |
| Ocean's Eleven (1960) | Ocean's Eleven (2001 film) | Ocean's Eleven (anlam ayrım) |
| Ocean's Eleven (anlam ayrımı) | Ocean's eleven (anlam ayrımı) | Ocean's Eleven (film, 1960) |
| Ocean's eleven (film, 2001) | Ocean's Eleven (film, 2001) | Ocean's Thirteen |
| Ocean's thirteen | Ocean's Twelve | Ocean's twelve |
| Ocean, New Jersey | Oceana | Oceana (anlam ayrımı) |
| Oceana (şarkıcı) | Oceana County | Oceana County, Michigan |
| Oceana Deniz Hava Üssü | Oceana, Michigan | Oceanactis |
| Oceanapia | Oceanaspidiotus | Oceanbird |
| Oceanborn | OceanGate | Oceania |
| Oceania (albüm) | Oceania Football Confederation | Oceanibulbus |
| Oceanic Airlines | Oceanic Airlines Flight 815 | Oceanic Havayolları |
| Oceanic havayolları | Oceanic Steam Navigation Company | Oceanic whitetip shark |
| Oceanicola | Oceanid | Oceanida |
| Oceanidae | Oceanidler | Oceaniidae |
| Oceanites | Oceanitinae | Oceanobacillus |
| Oceanodroma | Oceanospirillaceae | Oceanport, New Jersey |
| Oceans of Fantasy | Oceans of Noise | Oceanside, Kaliforniya |
| Oceanus | Ocelliemesina | Ocellochloa |
| Ocellotocepheus | Ocenebra | Ocenotrophon |
| Oceogavia | Ocepeia | Ocesobates |
| OCHA | Ochakiv | Ochetellus |
| Ochetobius | Ochetodillo | Ochetomyrmecini |
| Ochetomyrmex | Ochetosoma | Ochetosomatidae |
| Ochetostoma | Ochiltree | Ochiltree County |
| Ochiltree County, Teksas | Ochiltree Lordu | Ochlandra |
| Ochlesidae | Ochlodes | Ochmacanthus |
| Ochmapexus | Ochmatów Muharebesi | Ochnaceae |
| Ochoa Olayı | Ochodaeidae | Ochoterenatrema |
| Ochotona | Ochotona argentata | Ochotona princeps |
| Ochotona turuchanensis | Ochotonidae | Ochozias |
| Ochozias (İsrail) | Ochozias (Yehuda) | Ochraethes |
| Ochridiola | Ochrobapha | Ochrocephala |
| Ochrocera | Ochrochernes | Ochrochira |
| Ochrodota | Ochrolechiaceae | Ochrolichidae |
| Ochropleura | Ochrosia | Ochrota |
| Ochrotomys | Ochsenfurt | Ochteridae |
| Ochthebius caucasicus | Ochthebius colchicus | Ochthephilus |
| Ochthocelata | Ochthoeca | Ochthornis |
| Ochtinská Aragonit Mağarası | Ochtinská Aragonite Mağarası | Ochtrup |
| Ochyrocera | Ochyroceratidae | Ochyromera |
| Oci ciornie | Ocilla, Georgia | Ocimum |
| Ocimum basilicum | Ocinebrina | Ockbrook |
| Ockbrook and Borrowash | Ockert Cilliers | Ockert cilliers |
| Ockham'ın usturası | Ockham'ın Usturası | Ockham'lı william |
| Ockham'lı William | Ockham, Surrey | Ockhamlı William |
| Ockholm | Ockley | OCLC |
| Oclemena | Ocnerioxa | Ocnerioxyna |
| Ocnerodrilidae | Ocnerodrilus | Ocnosispa |
| Ocnus | Ocoee, Florida | Oconee |
| Oconee County, Güney Karolina | Oconee County, Georgia | Oconee, Georgia |
| Oconnorella | Oconnoricheylus | Oconnoriidae |
| Oconomowoc, Wisconsin | Oconto | Oconto County |
| Oconto County, Wisconsin | Oconto, Wisconsin | Ocosia |
| Ocosingo | Ocotea | Ocotea basicordatifolia |
| Ocotillo Wells, Kaliforniya | OCR | Ocre |
| Ocreatus | Ocrepeira | OCRFeeder |
| Ocrioessa | Ocrisiona | Ocroeme |
| OCS Inventory | Octacanthus | Octacysta |
| Octadecabacter | Octadecagon | Octagon |
| Octahedron | Octal | Octanapis |
| Octans (takımyıldız) | Octans takımyıldızı | Octans Takımyıldızı |
| Octarthria | Octasternala | Octav Bancila |
| Octav Băncilă | Octavarium | Octave |
| Octave Boudouard | Octave Leopold Boudouard | Octave Mirbeau |
| Octave mirbeau | Octavia E. Butler | Octavia Ocampo |
| Octavia Portikosu | Octavia portikosu | Octavia Spencer |
| Octavia Thurina Minor | Octavian | Octavian Vintilă |
| Octavianus | Octavio Augusto Ceva Antunes | Octavio Lepage |
| Octavio Muciño | Octavio Ocaña | Octavio Ocampo |
| Octavio ocampo | Octavio Paz | Octavio paz |
| Octavio Trompovski | Octavo | Octávio |
| Octávio Trompovski | Octávio Trompowsky | Octhispa |
| Octineon | Octineonidae | Octoacanthella |
| October November | October Sky | Octoberfest |
| Octobothrium | Octobrachia | Octocannoidae |
| Octocannoides | Octochaetoides | Octochaetona |
| Octochaetus | Octocladiscus | Octocorallia |
| Octodesmus | Octodonta | Octodontidae |
