| Hacienda Heights to Collegno | 5,998.30 mi (9,653.34 km) |
| Hacienda Heights to Cologno al Serio | 6,041.11 mi (9,722.22 km) |
| Hacienda Heights to Cologno Monzese | 6,030.51 mi (9,705.17 km) |
| Hacienda Heights to Colorno | 6,096.82 mi (9,811.88 km) |
| Hacienda Heights to Comacchio | 6,165.82 mi (9,922.93 km) |
| Hacienda Heights to Comiso | 6,663.20 mi (10,723.38 km) |
| Hacienda Heights to Como | 6,009.78 mi (9,671.80 km) |
| Hacienda Heights to Concordia Sagittaria | 6,129.08 mi (9,863.80 km) |
| Hacienda Heights to Concorezzo | 6,029.18 mi (9,703.03 km) |
| Hacienda Heights to Conegliano | 6,105.87 mi (9,826.45 km) |
| Hacienda Heights to Conselice | 6,164.66 mi (9,921.07 km) |
| Hacienda Heights to Conselve | 6,127.53 mi (9,861.31 km) |
| Hacienda Heights to Conversano | 6,522.59 mi (10,497.09 km) |
| Hacienda Heights to Copertino | 6,590.41 mi (10,606.24 km) |
| Hacienda Heights to Copparo | 6,144.25 mi (9,888.21 km) |
