| Bothell West to Collegno | 5,336.60 mi (8,588.43 km) |
| Bothell West to Cologno al Serio | 5,360.53 mi (8,626.94 km) |
| Bothell West to Cologno Monzese | 5,353.30 mi (8,615.30 km) |
| Bothell West to Colorno | 5,416.10 mi (8,716.36 km) |
| Bothell West to Comacchio | 5,473.88 mi (8,809.37 km) |
| Bothell West to Comiso | 6,005.25 mi (9,664.52 km) |
| Bothell West to Como | 5,331.84 mi (8,580.77 km) |
| Bothell West to Concordia Sagittaria | 5,425.24 mi (8,731.09 km) |
| Bothell West to Concorezzo | 5,351.12 mi (8,611.79 km) |
| Bothell West to Conegliano | 5,405.05 mi (8,698.59 km) |
| Bothell West to Conselice | 5,476.50 mi (8,813.57 km) |
| Bothell West to Conselve | 5,434.18 mi (8,745.47 km) |
| Bothell West to Conversano | 5,818.24 mi (9,363.55 km) |
| Bothell West to Copertino | 5,883.08 mi (9,467.91 km) |
| Bothell West to Copparo | 5,453.43 mi (8,776.45 km) |
