| Oklahoma City to Busto Arsizio | 5,201.21 mi (8,370.54 km) |
| Oklahoma City to Busto Garolfo | 5,205.19 mi (8,376.94 km) |
| Oklahoma City to Cabras | 5,421.98 mi (8,725.83 km) |
| Oklahoma City to Cadelbosco di Sopra | 5,304.36 mi (8,536.55 km) |
| Oklahoma City to Cadoneghe | 5,326.98 mi (8,572.94 km) |
| Oklahoma City to Cagli | 5,436.19 mi (8,748.70 km) |
| Oklahoma City to Cagliari | 5,475.95 mi (8,812.70 km) |
| Oklahoma City to Cairo Montenotte | 5,227.39 mi (8,412.66 km) |
| Oklahoma City to Caivano | 5,615.47 mi (9,037.22 km) |
| Oklahoma City to Calcinaia | 5,350.52 mi (8,610.82 km) |
| Oklahoma City to Calcinato | 5,268.28 mi (8,478.47 km) |
| Oklahoma City to Calderara di Reno | 5,338.76 mi (8,591.90 km) |
| Oklahoma City to Caldogno | 5,303.84 mi (8,535.71 km) |
| Oklahoma City to Calenzano | 5,364.49 mi (8,633.31 km) |
| Oklahoma City to Calolziocorte | 5,216.15 mi (8,394.58 km) |
