| Sedro-Woolley to Cockermouth | 4,476.04 mi (7,203.49 km) |
| Sedro-Woolley to Colchester | 4,735.31 mi (7,620.74 km) |
| Sedro-Woolley to Coleford | 4,649.13 mi (7,482.05 km) |
| Sedro-Woolley to Colne | 4,549.46 mi (7,321.65 km) |
| Sedro-Woolley to Colwyn Bay | 4,540.06 mi (7,306.53 km) |
| Sedro-Woolley to Congleton | 4,585.70 mi (7,379.98 km) |
| Sedro-Woolley to Conisbrough | 4,594.01 mi (7,393.34 km) |
| Sedro-Woolley to Connahs Quay | 4,560.80 mi (7,339.90 km) |
| Sedro-Woolley to Consett | 4,504.78 mi (7,249.75 km) |
| Sedro-Woolley to Conwy | 4,537.16 mi (7,301.86 km) |
| Sedro-Woolley to Cookstown | 4,388.25 mi (7,062.20 km) |
| Sedro-Woolley to Corby | 4,661.46 mi (7,501.89 km) |
| Sedro-Woolley to Corfe Mullen | 4,720.51 mi (7,596.93 km) |
| Sedro-Woolley to Corsham | 4,679.95 mi (7,531.65 km) |
| Sedro-Woolley to Coseley | 4,622.22 mi (7,438.75 km) |
