| Peoria to Cortona | 4,859.53 mi (7,820.66 km) |
| Peoria to Cosenza | 5,205.00 mi (8,376.63 km) |
| Peoria to Cossato | 4,613.80 mi (7,425.19 km) |
| Peoria to Costa Volpino | 4,678.87 mi (7,529.91 km) |
| Peoria to Creazzo | 4,744.74 mi (7,635.92 km) |
| Peoria to Crema | 4,681.55 mi (7,534.23 km) |
| Peoria to Cremona | 4,704.82 mi (7,571.67 km) |
| Peoria to Crevalcore | 4,765.81 mi (7,669.83 km) |
| Peoria to Crispiano | 5,184.93 mi (8,344.34 km) |
| Peoria to Crosia | 5,213.59 mi (8,390.46 km) |
| Peoria to Crotone | 5,249.72 mi (8,448.61 km) |
| Peoria to Cuneo | 4,636.42 mi (7,461.60 km) |
| Peoria to Cuorgne | 4,600.36 mi (7,403.56 km) |
| Peoria to Cusano Milanino | 4,654.50 mi (7,490.69 km) |
| Peoria to Cutro | 5,246.65 mi (8,443.67 km) |
