| Oklahoma City to Carpentras | 5,110.71 mi (8,224.90 km) |
| Oklahoma City to Carquefou | 4,724.51 mi (7,603.36 km) |
| Oklahoma City to Carqueiranne | 5,190.63 mi (8,353.51 km) |
| Oklahoma City to Carrieres-sous-Poissy | 4,807.91 mi (7,737.58 km) |
| Oklahoma City to Carrieres-sur-Seine | 4,818.96 mi (7,755.36 km) |
| Oklahoma City to Carros | 5,209.49 mi (8,383.86 km) |
| Oklahoma City to Carvin | 4,787.99 mi (7,705.53 km) |
| Oklahoma City to Castanet-Tolosan | 4,983.05 mi (8,019.45 km) |
| Oklahoma City to Castelginest | 4,973.72 mi (8,004.44 km) |
| Oklahoma City to Castelnau-le-Lez | 5,079.43 mi (8,174.56 km) |
| Oklahoma City to Castelnaudary | 5,009.68 mi (8,062.30 km) |
| Oklahoma City to Castelsarrasin | 4,947.26 mi (7,961.84 km) |
| Oklahoma City to Castres | 5,011.67 mi (8,065.50 km) |
| Oklahoma City to Caudebec-les-Elbeuf | 4,756.59 mi (7,654.99 km) |
| Oklahoma City to Caudry | 4,818.31 mi (7,754.32 km) |
