| Champaign to Cavdir | 5,808.72 mi (9,348.24 km) |
| Champaign to Cay | 5,784.54 mi (9,309.31 km) |
| Champaign to Caybasi | 5,865.48 mi (9,439.58 km) |
| Champaign to Caycuma | 5,676.00 mi (9,134.64 km) |
| Champaign to Cayeli | 5,977.81 mi (9,620.35 km) |
| Champaign to Cayiralan | 5,909.57 mi (9,510.53 km) |
| Champaign to Cayirhan | 5,730.61 mi (9,222.52 km) |
| Champaign to Cayirli | 6,027.22 mi (9,699.87 km) |
| Champaign to Cayirova | 5,611.53 mi (9,030.89 km) |
| Champaign to Caykara | 5,981.66 mi (9,626.55 km) |
| Champaign to Cekerek | 5,863.60 mi (9,436.56 km) |
| Champaign to Cekme | 5,593.94 mi (9,002.58 km) |
| Champaign to Celtik | 5,789.81 mi (9,317.80 km) |
| Champaign to Cerkes | 5,735.82 mi (9,230.92 km) |
| Champaign to Cerkezkoy | 5,539.24 mi (8,914.55 km) |
