| Longford to Cabestany | 907.32 mi (1,460.19 km) |
| Longford to Cabries | 928.61 mi (1,494.45 km) |
| Longford to Cachan | 554.26 mi (892.00 km) |
| Longford to Caen | 447.93 mi (720.87 km) |
| Longford to Cagnes-sur-Mer | 969.96 mi (1,561.00 km) |
| Longford to Cahors | 764.05 mi (1,229.62 km) |
| Longford to Calais | 450.11 mi (724.39 km) |
| Longford to Caluire-et-Cuire | 784.58 mi (1,262.66 km) |
| Longford to Cambrai | 529.31 mi (851.84 km) |
| Longford to Canet-en-Roussillon | 907.41 mi (1,460.33 km) |
| Longford to Cannes | 971.80 mi (1,563.96 km) |
| Longford to Canteleu | 480.20 mi (772.81 km) |
| Longford to Capbreton | 754.19 mi (1,213.75 km) |
| Longford to Carcassonne | 860.80 mi (1,385.32 km) |
| Longford to Carmaux | 805.66 mi (1,296.58 km) |
