| Wilmette to Cernavoda | 5,268.66 mi (8,479.09 km) |
| Wilmette to Chitila | 5,189.77 mi (8,352.14 km) |
| Wilmette to Cisnadie | 5,067.78 mi (8,155.80 km) |
| Wilmette to Cluj-Napoca | 4,997.83 mi (8,043.23 km) |
| Wilmette to Codlea | 5,113.12 mi (8,228.77 km) |
| Wilmette to Comanesti | 5,111.43 mi (8,226.05 km) |
| Wilmette to Comarnic | 5,141.42 mi (8,274.32 km) |
| Wilmette to Constanta | 5,297.63 mi (8,525.71 km) |
| Wilmette to Corabia | 5,173.78 mi (8,326.40 km) |
| Wilmette to Costesti | 5,143.54 mi (8,277.74 km) |
| Wilmette to Covasna | 5,130.96 mi (8,257.48 km) |
| Wilmette to Craiova | 5,122.37 mi (8,243.65 km) |
| Wilmette to Cristuru Secuiesc | 5,070.30 mi (8,159.86 km) |
| Wilmette to Cugir | 5,034.14 mi (8,101.66 km) |
| Wilmette to Cumpana | 5,297.72 mi (8,525.86 km) |
