| Prairie Ridge to Collegno | 5,372.03 mi (8,645.44 km) |
| Prairie Ridge to Cologno al Serio | 5,396.75 mi (8,685.23 km) |
| Prairie Ridge to Cologno Monzese | 5,389.38 mi (8,673.36 km) |
| Prairie Ridge to Colorno | 5,452.36 mi (8,774.72 km) |
| Prairie Ridge to Comacchio | 5,510.64 mi (8,868.51 km) |
| Prairie Ridge to Comiso | 6,040.96 mi (9,721.99 km) |
| Prairie Ridge to Como | 5,367.93 mi (8,638.85 km) |
| Prairie Ridge to Concordia Sagittaria | 5,462.45 mi (8,790.96 km) |
| Prairie Ridge to Concorezzo | 5,387.23 mi (8,669.90 km) |
| Prairie Ridge to Conegliano | 5,442.12 mi (8,758.25 km) |
| Prairie Ridge to Conselice | 5,513.10 mi (8,872.47 km) |
| Prairie Ridge to Conselve | 5,470.97 mi (8,804.67 km) |
| Prairie Ridge to Conversano | 5,855.69 mi (9,423.81 km) |
| Prairie Ridge to Copertino | 5,920.69 mi (9,528.42 km) |
| Prairie Ridge to Copparo | 5,490.12 mi (8,835.50 km) |
