| Spokane Valley to Collegno | 5,210.24 mi (8,385.07 km) |
| Spokane Valley to Cologno al Serio | 5,239.59 mi (8,432.31 km) |
| Spokane Valley to Cologno Monzese | 5,231.37 mi (8,419.07 km) |
| Spokane Valley to Colorno | 5,295.38 mi (8,522.09 km) |
| Spokane Valley to Comacchio | 5,356.64 mi (8,620.67 km) |
| Spokane Valley to Comiso | 5,880.10 mi (9,463.11 km) |
| Spokane Valley to Como | 5,210.04 mi (8,384.76 km) |
| Spokane Valley to Concordia Sagittaria | 5,311.41 mi (8,547.89 km) |
| Spokane Valley to Concorezzo | 5,229.42 mi (8,415.94 km) |
| Spokane Valley to Conegliano | 5,290.24 mi (8,513.81 km) |
| Spokane Valley to Conselice | 5,358.15 mi (8,623.10 km) |
| Spokane Valley to Conselve | 5,317.22 mi (8,557.24 km) |
| Spokane Valley to Conversano | 5,705.79 mi (9,182.59 km) |
| Spokane Valley to Copertino | 5,771.75 mi (9,288.73 km) |
| Spokane Valley to Copparo | 5,335.79 mi (8,587.12 km) |
