| Sidcup to Castelletto sopra Ticino | 554.05 mi (891.65 km) |
| Sidcup to Castelli Calepio | 600.06 mi (965.70 km) |
| Sidcup to Castelnovo ne' Monti | 677.54 mi (1,090.40 km) |
| Sidcup to Castelnuovo Berardenga | 770.34 mi (1,239.74 km) |
| Sidcup to Castelnuovo di Porto | 867.37 mi (1,395.90 km) |
| Sidcup to Castelnuovo di Verona | 639.58 mi (1,029.30 km) |
| Sidcup to Castelnuovo Rangone | 689.02 mi (1,108.88 km) |
| Sidcup to Castelvetrano | 1,133.10 mi (1,823.55 km) |
| Sidcup to Castelvetro di Modena | 692.13 mi (1,113.87 km) |
| Sidcup to Castenaso | 709.14 mi (1,141.25 km) |
| Sidcup to Castenedolo | 621.57 mi (1,000.32 km) |
| Sidcup to Castiglion Fiorentino | 783.92 mi (1,261.60 km) |
| Sidcup to Castiglione del Lago | 798.94 mi (1,285.77 km) |
| Sidcup to Castiglione delle Stiviere | 631.98 mi (1,017.07 km) |
| Sidcup to Castrolibero | 1,139.84 mi (1,834.40 km) |
