| Harker Heights to Cernavoda | 6,205.71 mi (9,987.12 km) |
| Harker Heights to Chitila | 6,126.01 mi (9,858.87 km) |
| Harker Heights to Cisnadie | 6,003.98 mi (9,662.47 km) |
| Harker Heights to Cluj-Napoca | 5,934.50 mi (9,550.66 km) |
| Harker Heights to Codlea | 6,049.89 mi (9,736.36 km) |
| Harker Heights to Comanesti | 6,048.91 mi (9,734.78 km) |
| Harker Heights to Comarnic | 6,078.00 mi (9,781.60 km) |
| Harker Heights to Constanta | 6,234.82 mi (10,033.97 km) |
| Harker Heights to Corabia | 6,108.51 mi (9,830.69 km) |
| Harker Heights to Costesti | 6,079.32 mi (9,783.72 km) |
| Harker Heights to Covasna | 6,068.10 mi (9,765.66 km) |
| Harker Heights to Craiova | 6,057.18 mi (9,748.09 km) |
| Harker Heights to Cristuru Secuiesc | 6,007.26 mi (9,667.75 km) |
| Harker Heights to Cugir | 5,970.04 mi (9,607.85 km) |
| Harker Heights to Cumpana | 6,234.85 mi (10,034.03 km) |
