| Durham to Castelletto sopra Ticino | 769.80 mi (1,238.88 km) |
| Durham to Castelli Calepio | 808.13 mi (1,300.56 km) |
| Durham to Castelnovo ne' Monti | 890.77 mi (1,433.56 km) |
| Durham to Castelnuovo Berardenga | 983.57 mi (1,582.90 km) |
| Durham to Castelnuovo di Porto | 1,081.49 mi (1,740.48 km) |
| Durham to Castelnuovo di Verona | 843.54 mi (1,357.55 km) |
| Durham to Castelnuovo Rangone | 898.36 mi (1,445.78 km) |
| Durham to Castelvetrano | 1,360.13 mi (2,188.93 km) |
| Durham to Castelvetro di Modena | 901.69 mi (1,451.14 km) |
| Durham to Castenaso | 915.53 mi (1,473.40 km) |
| Durham to Castenedolo | 828.30 mi (1,333.02 km) |
| Durham to Castiglion Fiorentino | 994.94 mi (1,601.19 km) |
| Durham to Castiglione del Lago | 1,010.38 mi (1,626.05 km) |
| Durham to Castiglione delle Stiviere | 837.93 mi (1,348.52 km) |
| Durham to Castrolibero | 1,348.73 mi (2,170.58 km) |
