| Tualatin to Cernavoda | 5,985.33 mi (9,632.46 km) |
| Tualatin to Chitila | 5,938.47 mi (9,557.04 km) |
| Tualatin to Cisnadie | 5,827.83 mi (9,378.99 km) |
| Tualatin to Cluj-Napoca | 5,750.20 mi (9,254.05 km) |
| Tualatin to Codlea | 5,852.46 mi (9,418.62 km) |
| Tualatin to Comanesti | 5,823.02 mi (9,371.24 km) |
| Tualatin to Comarnic | 5,884.50 mi (9,470.19 km) |
| Tualatin to Constanta | 6,006.56 mi (9,666.62 km) |
| Tualatin to Corabia | 5,958.23 mi (9,588.85 km) |
| Tualatin to Costesti | 5,907.99 mi (9,508.00 km) |
| Tualatin to Covasna | 5,855.81 mi (9,424.01 km) |
| Tualatin to Craiova | 5,909.43 mi (9,510.31 km) |
| Tualatin to Cristuru Secuiesc | 5,807.01 mi (9,345.48 km) |
| Tualatin to Cugir | 5,804.74 mi (9,341.82 km) |
| Tualatin to Cumpana | 6,008.77 mi (9,670.18 km) |
