| Sonoma to Cockermouth | 5,075.53 mi (8,168.27 km) |
| Sonoma to Colchester | 5,335.50 mi (8,586.66 km) |
| Sonoma to Coleford | 5,237.29 mi (8,428.60 km) |
| Sonoma to Colne | 5,148.74 mi (8,286.09 km) |
| Sonoma to Colwyn Bay | 5,131.94 mi (8,259.05 km) |
| Sonoma to Congleton | 5,181.63 mi (8,339.03 km) |
| Sonoma to Conisbrough | 5,194.48 mi (8,359.70 km) |
| Sonoma to Connahs Quay | 5,154.35 mi (8,295.13 km) |
| Sonoma to Consett | 5,109.65 mi (8,223.19 km) |
| Sonoma to Conwy | 5,128.58 mi (8,253.65 km) |
| Sonoma to Cookstown | 4,977.56 mi (8,010.60 km) |
| Sonoma to Corby | 5,259.10 mi (8,463.71 km) |
| Sonoma to Corfe Mullen | 5,305.83 mi (8,538.91 km) |
| Sonoma to Corsham | 5,267.86 mi (8,477.79 km) |
| Sonoma to Coseley | 5,215.72 mi (8,393.89 km) |
