| Siggiewi to Colchester | 1,292.32 mi (2,079.78 km) |
| Siggiewi to Coleford | 1,383.86 mi (2,227.11 km) |
| Siggiewi to Colne | 1,478.20 mi (2,378.93 km) |
| Siggiewi to Colwyn Bay | 1,490.25 mi (2,398.33 km) |
| Siggiewi to Congleton | 1,442.62 mi (2,321.67 km) |
| Siggiewi to Conisbrough | 1,433.60 mi (2,307.15 km) |
| Siggiewi to Connahs Quay | 1,468.54 mi (2,363.39 km) |
| Siggiewi to Consett | 1,523.48 mi (2,451.81 km) |
| Siggiewi to Conwy | 1,493.44 mi (2,403.46 km) |
| Siggiewi to Cookstown | 1,644.02 mi (2,645.79 km) |
| Siggiewi to Corby | 1,366.35 mi (2,198.93 km) |
| Siggiewi to Corfe Mullen | 1,315.33 mi (2,116.82 km) |
| Siggiewi to Corsham | 1,353.26 mi (2,177.86 km) |
| Siggiewi to Coseley | 1,407.07 mi (2,264.46 km) |
| Siggiewi to Cosham | 1,290.26 mi (2,076.47 km) |
