| Pottstown to Cabestany | 3,917.49 mi (6,304.58 km) |
| Pottstown to Cabries | 4,003.55 mi (6,443.09 km) |
| Pottstown to Cachan | 3,716.05 mi (5,980.41 km) |
| Pottstown to Caen | 3,592.21 mi (5,781.10 km) |
| Pottstown to Cagnes-sur-Mer | 4,074.95 mi (6,558.00 km) |
| Pottstown to Cahors | 3,796.94 mi (6,110.58 km) |
| Pottstown to Calais | 3,641.96 mi (5,861.16 km) |
| Pottstown to Caluire-et-Cuire | 3,907.80 mi (6,289.00 km) |
| Pottstown to Cambrai | 3,717.67 mi (5,983.00 km) |
| Pottstown to Canet-en-Roussillon | 3,919.64 mi (6,308.05 km) |
| Pottstown to Cannes | 4,072.60 mi (6,554.21 km) |
| Pottstown to Canteleu | 3,644.77 mi (5,865.70 km) |
| Pottstown to Capbreton | 3,689.70 mi (5,938.00 km) |
| Pottstown to Carcassonne | 3,874.44 mi (6,235.31 km) |
| Pottstown to Carmaux | 3,840.75 mi (6,181.09 km) |
