| Ponca City to Cavaillon | 5,041.61 mi (8,113.68 km) |
| Ponca City to Cebazat | 4,885.72 mi (7,862.80 km) |
| Ponca City to Cenon | 4,772.84 mi (7,681.15 km) |
| Ponca City to Cergy | 4,725.91 mi (7,605.61 km) |
| Ponca City to Cernay | 4,968.29 mi (7,995.69 km) |
| Ponca City to Cesson | 4,763.87 mi (7,666.70 km) |
| Ponca City to Cesson-Sevigne | 4,614.07 mi (7,425.63 km) |
| Ponca City to Cestas | 4,770.64 mi (7,677.61 km) |
| Ponca City to Chalette-sur-Loing | 4,789.55 mi (7,708.03 km) |
| Ponca City to Challans | 4,646.84 mi (7,478.37 km) |
| Ponca City to Chalon-sur-Saone | 4,918.98 mi (7,916.33 km) |
| Ponca City to Chalons-en-Champagne | 4,816.93 mi (7,752.10 km) |
| Ponca City to Chamalieres | 4,886.58 mi (7,864.18 km) |
| Ponca City to Chambery | 5,008.13 mi (8,059.81 km) |
| Ponca City to Chambly | 4,728.28 mi (7,609.44 km) |
