| CodeAnalyst | Codec | Codecademy |
| CODECO | CodeGear | CodeGear RAD Studio |
| CodeIgniter | Codeigniter | CODELCO |
| CodeLite | Codelite | Codelobster |
| Codemasters | Codename Gordon | Codename Pwnage |
| Codename wa Sailor V | Codename: Gordon | Codename: Kids Next Door |
| Codename: Kingdoms | Codename: Panzers – Cold War | Codename: Sailor V |
| Codenames | Codepage 866 | CodePlex |
| Codeplex | Coder | CodeRED: Alien Arena |
| Coderush | CodeRush (программа) | CodeStuff Starter |
| CoDeSys | CodeSys | CodeView |
| CodeVisionAVR | CodeWarrior | Codex Alexandrinus |
| Codex Alimentarius | Codex Argenteus | Codex Babylonicus of A.D. 916 |
| Codex Borbonicus | Codex Cavensis | Codex chartaceus |
| Codex Cumanicus | Codex Gigas | Codex Gregorianus |
| Codex Hermogenianus | Codex Magliabechiano | Codex Manesse |
| Codex manuscriptus | Codex Marchalianus | Codex Omega |
| Codex Regius | Codex rescriptus | Codex Seraphinianus |
| Codex Sinaiticus | Codex Theodosianus | Codex Vaticanus |
| Codex Vindobonensis Mexicanus I | Codex Wormianus | Codiaeum |
| Codiaeum variegatum | Codices Latini Antiquiores | Codilia |
| Coding by convention | Codington County, South Dakota | Codiomyrmex |
| Codiomyrmex flagellatus | Codiomyrmex semicomptus | CODLAG |
| Codo Technologies | Codocera | Codocera ferruginea |
| CODOG | CODOH | Codona |
| Codonanthe | Codonemma | Codonia |
| Codonocalyx | Codonopsis | Codonopsis bhutanica |
| Codonosiphon | Codophila varia | Codorniu |
| Codrescu | Codrus | CODwaw |
| Cody Martin Linley | Cody Reed Kasch | Cody Rhodes |
| Cody Robert Simpson | Cody Runnels | Cody Simpson |
| Cody Zeller | Cody, Wyoming | Coecarrhopalites |
| Coed School | Coelacanthidae | Coelacanthiformes |
| Coelacanthimorpha | Coelacanthus | Coelenterata |
| Coelestina | Coeli lumen | Coelidia |
| Coelidia albororata | Coelidia dubia | Coelidia obscura |
| Coelidia rama | Coelidia scrupulosa | Coelidiinae |
| Coeligena | Coeligena torquata | Coelioxys |
| Coelioxys quadridentata | Coelochalcis carinifrons | Coelococcus |
| Coelocrabro | Coelodonta | Coelodonta antiquitatis |
| Coelogaster | Coeloglossum | Coeloglossum albidum |
| Coeloglossum alpinum | Coeloglossum purpureum | Coeloglossum viride |
| Coelognathus helena | Coelogyne elegans | Coelogyne humilis |
| Coelogyne lawrenceana | Coelophrys | Coelophysidae |
| Coelophysinae | Coelophysis | Coelophysis bauri |
| Coelophysoidae | Coelophysoidea | Coeloplana |
| Coeloplana metschnikowii | Coelopus cyanescens | Coelosaurus antiquus |
| Coelostomidiidae | Coelostylis | Coelum Australe Stelliferum |
| Coelum Stellatum Christianum | Coelurosauravidae | Coelurosauravus |
| Coelurosauria | Coelurus | Coem. |
| Coena Cypriani | Coenagrion | Coenagrion armatum |
| Coenagrion hastulatum | Coenagrion hylas | Coenagrion johanssoni |
| Coenagrion lunulatum | Coenagrion mercuriale | Coenagrion ornatum |
| Coenagrion puella | Coenagrion pulchellum | Coenagrion scitulum |
| Coenagrion vanbrinkae | Coenagrionidae | Coenagrionoidea |
| Coenaletes | Coenaletidae | Coenaletoidea |
| Coendou | Coendou bicolor | Coendou prehensilis |
| Coendou rothschildi | Coenobita | Coenobita brevimanus |
| Coenobita cavipes | Coenobita variabilis | Coenobitidae |
| Coenomyiinae | Coenonympha | Coenonympha amaryllis |
| Coenonympha arcania | Coenonympha glycerion | Coenonympha hero |
| Coenonympha leander | Coenonympha mongolica | Coenonympha oedippus |
| Coenonympha pamphilus | Coenonympha saadi | Coenonympha symphita |
| Coenonympha tullia | Coenorrhinus pauxillus | Coenraad Jacob Temminck |
| Coenraad van Klenck | Coenzyme M | Coeranoscincus |
| Coereba | Coereba flaveola | Coerebidae |
| Coescoes | Coetomys damarensis | Coetzer |
| Coeur d'Alene, Idaho | Coeur de pirate | COEX |
| Coexist | Cof | COF2 |
| COFACE | Coface | Cofana |
| Cofana albida | Cofana eburnea | Cofana hoogstraali |
| Cofana jedarfa | Cofana lata | Cofana lineata |
| Cofana maai | Cofana medleri | Cofana perkinsi |
| Cofana polaris | Cofana separata | Cofana sotoi |
| Cofana spectra | Cofana unimaculata | Cofana yasumatsui |
| COFCO Group | COFDM | COFEE |
| Cofee | Cofergot | COFF |
| Coffea | Coffea arabica | Coffea canephora |
| Coffea charrieriana | Coffea liberica | Coffea robusta |
| Coffee | Coffee & Cigarettes | Coffee & TV |
| Coffee and Cigarettes II | Coffee and Cigarettes III | Coffee and Cigarettes, Memphis Version |
| Coffee and Cigarettes: Somewhere in California | Coffee Bean | Coffee County |
| Coffee County, Alabama | Coffee County, Georgia | Coffee County, Tennessee |
| Coffee Lake | Coffee Like | Coffee Shop |
| Coffee Stain Studios | CoffeeScript | Coffeeshop Company |
| Coffeikokkos | Coffey County, Kansas | Coffman |
| Cofidis | Cofidis (велокоманда) | Cofidis, Le Credit en Ligne |
| Cofidis, Solutions Crédits | COGAG | Coggeria |
| Coggeria naufragus | Cogita et visa | Cogitan |
| Cogitationum poenam nemo luit | Cogito | Cogito ergo sum |
| Cogito, ergo sum | Cogn. | Cognata vocabula rebus |
| Cognatio spiritualis | Cognitive Forms | Cognitive Passport |
| Cognitive Technologies | Cognos | Cognos Inc. |
| COGOG | CoH | Coheed and Cambria |
| Cohen Live: Leonard Cohen in Concert | Cohiba | Cohn |
| Cohors praetoria | Cohors quinquagenaria equitata | Cohors quinquagenaria peditata |
| Cohortes urbanae | Cohousing | Coicopihue |
| COIL | Coil | Coil (группа) |
| Coil - A Circle of Children | Coil Gun | Coil gun |
| Coilgun | CoilGun | Coilostylis |
