| Coos Bay to Collegno | 5,645.63 mi (9,085.77 km) |
| Coos Bay to Cologno al Serio | 5,671.78 mi (9,127.85 km) |
| Coos Bay to Cologno Monzese | 5,664.17 mi (9,115.59 km) |
| Coos Bay to Colorno | 5,727.45 mi (9,217.44 km) |
| Coos Bay to Comacchio | 5,786.53 mi (9,312.52 km) |
| Coos Bay to Comiso | 6,315.01 mi (10,163.03 km) |
| Coos Bay to Como | 5,642.75 mi (9,081.13 km) |
| Coos Bay to Concordia Sagittaria | 5,739.02 mi (9,236.06 km) |
| Coos Bay to Concorezzo | 5,662.07 mi (9,112.23 km) |
| Coos Bay to Conegliano | 5,718.50 mi (9,203.04 km) |
| Coos Bay to Conselice | 5,788.75 mi (9,316.09 km) |
| Coos Bay to Conselve | 5,746.91 mi (9,248.76 km) |
| Coos Bay to Conversano | 6,132.57 mi (9,869.42 km) |
| Coos Bay to Copertino | 6,197.77 mi (9,974.35 km) |
| Coos Bay to Copparo | 5,765.93 mi (9,279.36 km) |
