| Sedro-Woolley to Caldicot | 4,656.36 mi (7,493.69 km) |
| Sedro-Woolley to Calne | 4,684.53 mi (7,539.03 km) |
| Sedro-Woolley to Cam | 4,660.71 mi (7,500.68 km) |
| Sedro-Woolley to Camberley | 4,723.54 mi (7,601.80 km) |
| Sedro-Woolley to Camborne | 4,659.86 mi (7,499.33 km) |
| Sedro-Woolley to Cambridge | 4,697.99 mi (7,560.69 km) |
| Sedro-Woolley to Cambuslang | 4,394.53 mi (7,072.31 km) |
| Sedro-Woolley to Canford Cliffs | 4,726.68 mi (7,606.86 km) |
| Sedro-Woolley to Cannock | 4,616.06 mi (7,428.84 km) |
| Sedro-Woolley to Canterbury | 4,773.81 mi (7,682.71 km) |
| Sedro-Woolley to Carlisle | 4,474.51 mi (7,201.02 km) |
| Sedro-Woolley to Carlton Colville | 4,723.87 mi (7,602.33 km) |
| Sedro-Woolley to Carluke | 4,407.41 mi (7,093.05 km) |
| Sedro-Woolley to Carnoustie | 4,394.98 mi (7,073.04 km) |
| Sedro-Woolley to Carshalton | 4,736.88 mi (7,623.28 km) |
