| Philadelphia to Cavaillon | 3,962.15 mi (6,376.46 km) |
| Philadelphia to Cebazat | 3,817.53 mi (6,143.72 km) |
| Philadelphia to Cenon | 3,682.66 mi (5,926.67 km) |
| Philadelphia to Cergy | 3,687.05 mi (5,933.74 km) |
| Philadelphia to Cernay | 3,935.91 mi (6,334.24 km) |
| Philadelphia to Cesson | 3,721.84 mi (5,989.72 km) |
| Philadelphia to Cesson-Sevigne | 3,552.65 mi (5,717.44 km) |
| Philadelphia to Cestas | 3,678.92 mi (5,920.64 km) |
| Philadelphia to Chalette-sur-Loing | 3,742.09 mi (6,022.31 km) |
| Philadelphia to Challans | 3,571.34 mi (5,747.51 km) |
| Philadelphia to Chalon-sur-Saone | 3,866.80 mi (6,223.01 km) |
| Philadelphia to Chalons-en-Champagne | 3,785.76 mi (6,092.59 km) |
| Philadelphia to Chamalieres | 3,817.71 mi (6,144.01 km) |
| Philadelphia to Chambery | 3,948.17 mi (6,353.97 km) |
| Philadelphia to Chambly | 3,691.54 mi (5,940.97 km) |
