| Buffalo to Cortona | 4,331.18 mi (6,970.36 km) |
| Buffalo to Cosenza | 4,671.90 mi (7,518.69 km) |
| Buffalo to Cossato | 4,086.85 mi (6,577.14 km) |
| Buffalo to Costa Volpino | 4,156.30 mi (6,688.91 km) |
| Buffalo to Creazzo | 4,223.58 mi (6,797.19 km) |
| Buffalo to Crema | 4,156.50 mi (6,689.23 km) |
| Buffalo to Cremona | 4,179.52 mi (6,726.29 km) |
| Buffalo to Crevalcore | 4,241.01 mi (6,825.25 km) |
| Buffalo to Crispiano | 4,657.80 mi (7,496.01 km) |
| Buffalo to Crosia | 4,682.29 mi (7,535.43 km) |
| Buffalo to Crotone | 4,717.65 mi (7,592.32 km) |
| Buffalo to Cuneo | 4,104.18 mi (6,605.04 km) |
| Buffalo to Cuorgne | 4,071.87 mi (6,553.05 km) |
| Buffalo to Cusano Milanino | 4,129.24 mi (6,645.38 km) |
| Buffalo to Cutro | 4,714.17 mi (7,586.72 km) |
