| Potters Bar to Castelletto sopra Ticino | 575.74 mi (926.57 km) |
| Potters Bar to Castelli Calepio | 621.31 mi (999.89 km) |
| Potters Bar to Castelnovo ne' Monti | 699.17 mi (1,125.21 km) |
| Potters Bar to Castelnuovo Berardenga | 792.02 mi (1,274.63 km) |
| Potters Bar to Castelnuovo di Porto | 889.14 mi (1,430.93 km) |
| Potters Bar to Castelnuovo di Verona | 660.59 mi (1,063.11 km) |
| Potters Bar to Castelnuovo Rangone | 710.42 mi (1,143.32 km) |
| Potters Bar to Castelvetrano | 1,155.44 mi (1,859.50 km) |
| Potters Bar to Castelvetro di Modena | 713.54 mi (1,148.34 km) |
| Potters Bar to Castenaso | 730.37 mi (1,175.41 km) |
| Potters Bar to Castenedolo | 642.74 mi (1,034.40 km) |
| Potters Bar to Castiglion Fiorentino | 805.48 mi (1,296.30 km) |
| Potters Bar to Castiglione del Lago | 820.53 mi (1,320.51 km) |
| Potters Bar to Castiglione delle Stiviere | 653.11 mi (1,051.08 km) |
| Potters Bar to Castrolibero | 1,161.41 mi (1,869.10 km) |
