| Romford to Cabestany | 628.12 mi (1,010.85 km) |
| Romford to Cabries | 611.88 mi (984.72 km) |
| Romford to Cachan | 214.66 mi (345.46 km) |
| Romford to Caen | 167.37 mi (269.35 km) |
| Romford to Cagnes-sur-Mer | 635.11 mi (1,022.11 km) |
| Romford to Cahors | 496.00 mi (798.23 km) |
| Romford to Calais | 84.49 mi (135.98 km) |
| Romford to Caluire-et-Cuire | 452.43 mi (728.11 km) |
| Romford to Cambrai | 164.61 mi (264.91 km) |
| Romford to Canet-en-Roussillon | 627.05 mi (1,009.14 km) |
| Romford to Cannes | 638.85 mi (1,028.13 km) |
| Romford to Canteleu | 151.61 mi (243.99 km) |
| Romford to Capbreton | 553.33 mi (890.50 km) |
| Romford to Carcassonne | 586.86 mi (944.46 km) |
| Romford to Carmaux | 528.09 mi (849.88 km) |
