| Caleb Cushing | Caleb Cushing |
| Caledonia County | Caledonia County |
| Calexico | Calexico |
| Calfreisen | Calfreisen |
| Calgary | Calgary |
| Calgary Flames | Calgary Flames |
| Calhoun County | Calhoun County |
| Cali | Cali |
| Caliban | Caliban |
| Calicivirus | Caliciviridae |
| Calico | Calico |
| Calicut | Kozhikode |
| Calidris | Schnepfenvögel |
| California Golden Seals | California Golden Seals |
| California Institute of Technology | California Institute of Technology |
| California State University | California State University |
| Californiaviken | Golf von Kalifornien |
| Californien | Kalifornien |
| californium | Californium |
| Caliga | Caligae |
| Caligula | Caligula |
| Calima | Calima |
| Calipso | CALIPSO |
| Calista Flockhart | Calista Flockhart |
| Call and response | Call and Response |
| Call of Cthulhu | Call of Cthulhu |
| Call of Duty | Call of Duty |
| Call to Power II | Call to Power |
| Callao | Callao |
| Callaway Golf Company | Callaway Golf |
| callcenter | Callcenter |
| Calle Westergren | Carl Westergreen |
| callgirl | Callgirl |
| Callibella humilis | Schwarzkronen-Seidenäffchen |
| Callirrhoe | Callirrhoe |
| Callisto | Kallisto |
| Calloway County | Calloway County |
| callus | Schwiele |
| CalMac | Caledonian MacBrayne |
| Caloric | Kalorische Theorie |
| Caloris-bassängen | Caloris Planitia |
| Calpiogna | Calpiogna TI |
| Caltagirone | Caltagirone |
| Caltanissetta | Provinz Caltanissetta |
| Caluire-et-Cuire | Caluire-et-Cuire |
| Calumet County | Calumet County |
| Calvados | Calvados |
| Calvariaträdet | Calvariabaum |
| Calvert County | Calvert County |
| Calvi | Calvi |
| Calvin Coolidge | Calvin Coolidge |
| Calvin Klein | Calvin Klein |
