| Tonawanda to Carmignano | 4,266.94 mi (6,866.98 km) |
| Tonawanda to Carovigno | 4,668.41 mi (7,513.08 km) |
| Tonawanda to Carpenedolo | 4,184.03 mi (6,733.55 km) |
| Tonawanda to Carpi | 4,224.45 mi (6,798.59 km) |
| Tonawanda to Carrara | 4,218.93 mi (6,789.71 km) |
| Tonawanda to Carugate | 4,132.29 mi (6,650.27 km) |
| Tonawanda to Casal di Principe | 4,508.33 mi (7,255.46 km) |
| Tonawanda to Casale Monferrato | 4,111.60 mi (6,616.98 km) |
| Tonawanda to Casale sul Sile | 4,252.08 mi (6,843.06 km) |
| Tonawanda to Casalecchio di Reno | 4,252.30 mi (6,843.41 km) |
| Tonawanda to Casalgrande | 4,225.91 mi (6,800.94 km) |
| Tonawanda to Casalmaggiore | 4,197.59 mi (6,755.37 km) |
| Tonawanda to Casalnuovo di Napoli | 4,521.53 mi (7,276.70 km) |
| Tonawanda to Casalpusterlengo | 4,159.05 mi (6,693.35 km) |
| Tonawanda to Casaluce | 4,511.81 mi (7,261.06 km) |
