| Topeka to Collegno | 4,928.73 mi (7,932.02 km) |
| Topeka to Cologno al Serio | 4,989.29 mi (8,029.49 km) |
| Topeka to Cologno Monzese | 4,975.55 mi (8,007.37 km) |
| Topeka to Colorno | 5,043.23 mi (8,116.30 km) |
| Topeka to Comacchio | 5,121.76 mi (8,242.68 km) |
| Topeka to Comiso | 5,569.19 mi (8,962.74 km) |
| Topeka to Como | 4,956.28 mi (7,976.36 km) |
| Topeka to Concordia Sagittaria | 5,099.44 mi (8,206.75 km) |
| Topeka to Concorezzo | 4,975.15 mi (8,006.73 km) |
| Topeka to Conegliano | 5,073.68 mi (8,165.29 km) |
| Topeka to Conselice | 5,116.60 mi (8,234.38 km) |
| Topeka to Conselve | 5,086.34 mi (8,185.68 km) |
| Topeka to Conversano | 5,479.78 mi (8,818.85 km) |
| Topeka to Copertino | 5,548.57 mi (8,929.57 km) |
| Topeka to Copparo | 5,099.73 mi (8,207.23 km) |
