| Buffalo Grove to Cortona | 4,731.01 mi (7,613.82 km) |
| Buffalo Grove to Cosenza | 5,076.86 mi (8,170.41 km) |
| Buffalo Grove to Cossato | 4,485.20 mi (7,218.24 km) |
| Buffalo Grove to Costa Volpino | 4,549.93 mi (7,322.41 km) |
| Buffalo Grove to Creazzo | 4,615.70 mi (7,428.25 km) |
| Buffalo Grove to Crema | 4,552.79 mi (7,327.01 km) |
| Buffalo Grove to Cremona | 4,576.07 mi (7,364.48 km) |
| Buffalo Grove to Crevalcore | 4,637.02 mi (7,462.56 km) |
| Buffalo Grove to Crispiano | 5,056.25 mi (8,137.26 km) |
| Buffalo Grove to Crosia | 5,085.27 mi (8,183.95 km) |
| Buffalo Grove to Crotone | 5,121.47 mi (8,242.21 km) |
| Buffalo Grove to Cuneo | 4,508.30 mi (7,255.41 km) |
| Buffalo Grove to Cuorgne | 4,471.89 mi (7,196.82 km) |
| Buffalo Grove to Cusano Milanino | 4,525.76 mi (7,283.51 km) |
| Buffalo Grove to Cutro | 5,118.44 mi (8,237.34 km) |
