| Oregon to Cassina de' Pecchi | 4,376.77 mi (7,043.73 km) |
| Oregon to Cassino | 4,719.65 mi (7,595.54 km) |
| Oregon to Castagneto Carducci | 4,518.38 mi (7,271.63 km) |
| Oregon to Castano Primo | 4,351.22 mi (7,002.61 km) |
| Oregon to Castel Bolognese | 4,521.83 mi (7,277.19 km) |
| Oregon to Castel Gandolfo | 4,660.56 mi (7,500.44 km) |
| Oregon to Castel Goffredo | 4,429.87 mi (7,129.19 km) |
| Oregon to Castel Maggiore | 4,494.42 mi (7,233.07 km) |
| Oregon to Castel Mella | 4,409.01 mi (7,095.61 km) |
| Oregon to Castel San Giorgio | 4,785.55 mi (7,701.60 km) |
| Oregon to Castel San Giovanni | 4,397.27 mi (7,076.72 km) |
| Oregon to Castel San Pietro Terme | 4,509.77 mi (7,257.77 km) |
| Oregon to Castel Volturno | 4,741.89 mi (7,631.33 km) |
| Oregon to Castelbuono | 4,881.54 mi (7,856.08 km) |
| Oregon to Casteldaccia | 4,852.29 mi (7,809.00 km) |
