| Penkridge to Collegno | 686.42 mi (1,104.69 km) |
| Penkridge to Cologno al Serio | 725.39 mi (1,167.40 km) |
| Penkridge to Cologno Monzese | 714.44 mi (1,149.78 km) |
| Penkridge to Colorno | 780.96 mi (1,256.84 km) |
| Penkridge to Comacchio | 853.12 mi (1,372.97 km) |
| Penkridge to Comiso | 1,356.30 mi (2,182.75 km) |
| Penkridge to Como | 693.78 mi (1,116.53 km) |
| Penkridge to Concordia Sagittaria | 826.17 mi (1,329.58 km) |
| Penkridge to Concorezzo | 713.16 mi (1,147.73 km) |
| Penkridge to Conegliano | 800.68 mi (1,288.56 km) |
| Penkridge to Conselice | 850.34 mi (1,368.50 km) |
| Penkridge to Conselve | 816.13 mi (1,313.43 km) |
| Penkridge to Conversano | 1,212.10 mi (1,950.69 km) |
| Penkridge to Copertino | 1,280.74 mi (2,061.15 km) |
| Penkridge to Copparo | 831.24 mi (1,337.76 km) |
