| Kennewick to Cassina de' Pecchi | 5,369.74 mi (8,641.76 km) |
| Kennewick to Cassino | 5,723.69 mi (9,211.39 km) |
| Kennewick to Castagneto Carducci | 5,538.99 mi (8,914.15 km) |
| Kennewick to Castano Primo | 5,351.66 mi (8,612.67 km) |
| Kennewick to Castel Bolognese | 5,503.98 mi (8,857.79 km) |
| Kennewick to Castel Gandolfo | 5,677.62 mi (9,137.25 km) |
| Kennewick to Castel Goffredo | 5,411.88 mi (8,709.58 km) |
| Kennewick to Castel Maggiore | 5,477.97 mi (8,815.93 km) |
| Kennewick to Castel Mella | 5,391.59 mi (8,676.92 km) |
| Kennewick to Castel San Giorgio | 5,789.22 mi (9,316.85 km) |
| Kennewick to Castel San Giovanni | 5,398.39 mi (8,687.86 km) |
| Kennewick to Castel San Pietro Terme | 5,493.41 mi (8,840.78 km) |
| Kennewick to Castel Volturno | 5,752.65 mi (9,257.99 km) |
| Kennewick to Castelbuono | 5,943.22 mi (9,564.68 km) |
| Kennewick to Casteldaccia | 5,920.61 mi (9,528.29 km) |
