| Katy to Cernavoda | 6,213.20 mi (9,999.18 km) |
| Katy to Chitila | 6,131.33 mi (9,867.43 km) |
| Katy to Cisnadie | 6,009.31 mi (9,671.04 km) |
| Katy to Cluj-Napoca | 5,941.10 mi (9,561.27 km) |
| Katy to Codlea | 6,056.68 mi (9,747.28 km) |
| Katy to Comanesti | 6,058.14 mi (9,749.64 km) |
| Katy to Comarnic | 6,084.22 mi (9,791.61 km) |
| Katy to Constanta | 6,242.76 mi (10,046.74 km) |
| Katy to Corabia | 6,110.77 mi (9,834.34 km) |
| Katy to Costesti | 6,083.62 mi (9,790.65 km) |
| Katy to Covasna | 6,076.01 mi (9,778.39 km) |
| Katy to Craiova | 6,059.64 mi (9,752.05 km) |
| Katy to Cristuru Secuiesc | 6,014.63 mi (9,679.61 km) |
| Katy to Cugir | 5,974.72 mi (9,615.38 km) |
| Katy to Cumpana | 6,242.61 mi (10,046.50 km) |
