| Waltham to Cabestany | 3,646.16 mi (5,867.93 km) |
| Waltham to Cabries | 3,731.76 mi (6,005.69 km) |
| Waltham to Cachan | 3,444.38 mi (5,543.19 km) |
| Waltham to Caen | 3,320.46 mi (5,343.76 km) |
| Waltham to Cagnes-sur-Mer | 3,803.03 mi (6,120.39 km) |
| Waltham to Cahors | 3,525.23 mi (5,673.31 km) |
| Waltham to Calais | 3,371.08 mi (5,425.23 km) |
| Waltham to Caluire-et-Cuire | 3,635.82 mi (5,851.28 km) |
| Waltham to Cambrai | 3,446.58 mi (5,546.73 km) |
| Waltham to Canet-en-Roussillon | 3,648.30 mi (5,871.37 km) |
| Waltham to Cannes | 3,800.69 mi (6,116.62 km) |
| Waltham to Canteleu | 3,373.19 mi (5,428.63 km) |
| Waltham to Capbreton | 3,418.60 mi (5,501.70 km) |
| Waltham to Carcassonne | 3,603.01 mi (5,798.48 km) |
| Waltham to Carmaux | 3,569.08 mi (5,743.88 km) |
