| Buffalo to Cividale del Friuli | 4,280.13 mi (6,888.21 km) |
| Buffalo to Civita Castellana | 4,387.36 mi (7,060.77 km) |
| Buffalo to Civitanova Marche | 4,402.22 mi (7,084.68 km) |
| Buffalo to Civitavecchia | 4,369.54 mi (7,032.10 km) |
| Buffalo to Civitella in Val di Chiana | 4,314.42 mi (6,943.39 km) |
| Buffalo to Clusone | 4,148.28 mi (6,676.02 km) |
| Buffalo to Coccaglio | 4,161.28 mi (6,696.93 km) |
| Buffalo to Codigoro | 4,276.01 mi (6,881.58 km) |
| Buffalo to Codogno | 4,165.05 mi (6,703.01 km) |
| Buffalo to Codroipo | 4,267.34 mi (6,867.63 km) |
| Buffalo to Cogoleto | 4,149.79 mi (6,678.45 km) |
| Buffalo to Colle di Val d'Elsa | 4,290.84 mi (6,905.44 km) |
| Buffalo to Colle Salvetti | 4,256.08 mi (6,849.50 km) |
| Buffalo to Collecchio | 4,201.42 mi (6,761.53 km) |
| Buffalo to Colleferro | 4,435.26 mi (7,137.85 km) |
