| Romford to Cividale del Friuli | 710.05 mi (1,142.71 km) |
| Romford to Civita Castellana | 860.33 mi (1,384.58 km) |
| Romford to Civitanova Marche | 850.89 mi (1,369.38 km) |
| Romford to Civitavecchia | 852.51 mi (1,371.98 km) |
| Romford to Civitella in Val di Chiana | 777.91 mi (1,251.92 km) |
| Romford to Clusone | 593.24 mi (954.73 km) |
| Romford to Coccaglio | 610.03 mi (981.75 km) |
| Romford to Codigoro | 718.99 mi (1,157.11 km) |
| Romford to Codogno | 621.70 mi (1,000.53 km) |
| Romford to Codroipo | 698.61 mi (1,124.31 km) |
| Romford to Cogoleto | 631.52 mi (1,016.33 km) |
| Romford to Colle di Val d'Elsa | 760.42 mi (1,223.78 km) |
| Romford to Colle Salvetti | 729.54 mi (1,174.09 km) |
| Romford to Collecchio | 659.49 mi (1,061.35 km) |
| Romford to Colleferro | 910.14 mi (1,464.73 km) |
