| Olathe to Collegno | 4,901.68 mi (7,888.49 km) |
| Olathe to Cologno al Serio | 4,963.20 mi (7,987.51 km) |
| Olathe to Cologno Monzese | 4,949.30 mi (7,965.12 km) |
| Olathe to Colorno | 5,016.99 mi (8,074.07 km) |
| Olathe to Comacchio | 5,095.98 mi (8,201.18 km) |
| Olathe to Comiso | 5,540.09 mi (8,915.92 km) |
| Olathe to Como | 4,930.14 mi (7,934.29 km) |
| Olathe to Concordia Sagittaria | 5,074.49 mi (8,166.60 km) |
| Olathe to Concorezzo | 4,948.95 mi (7,964.57 km) |
| Olathe to Conegliano | 5,048.61 mi (8,124.96 km) |
| Olathe to Conselice | 5,090.60 mi (8,192.53 km) |
| Olathe to Conselve | 5,060.76 mi (8,144.50 km) |
| Olathe to Conversano | 5,453.68 mi (8,776.85 km) |
| Olathe to Copertino | 5,522.46 mi (8,887.54 km) |
| Olathe to Copparo | 5,073.95 mi (8,165.73 km) |
