| North Tonawanda to Cervignano del Friuli | 4,281.49 mi (6,890.39 km) |
| North Tonawanda to Cesa | 4,512.61 mi (7,262.34 km) |
| North Tonawanda to Cesano Maderno | 4,119.61 mi (6,629.87 km) |
| North Tonawanda to Cesena | 4,302.97 mi (6,924.96 km) |
| North Tonawanda to Cesenatico | 4,306.72 mi (6,931.00 km) |
| North Tonawanda to Cetraro | 4,646.00 mi (7,477.02 km) |
| North Tonawanda to Cherasco | 4,102.80 mi (6,602.82 km) |
| North Tonawanda to Chiampo | 4,209.59 mi (6,774.68 km) |
| North Tonawanda to Chiaravalle | 4,368.76 mi (7,030.84 km) |
| North Tonawanda to Chiari | 4,153.85 mi (6,684.98 km) |
| North Tonawanda to Chiavari | 4,176.16 mi (6,720.88 km) |
| North Tonawanda to Chieri | 4,087.66 mi (6,578.46 km) |
| North Tonawanda to Chieti | 4,453.26 mi (7,166.84 km) |
| North Tonawanda to Chioggia | 4,262.47 mi (6,859.78 km) |
| North Tonawanda to Chiusi | 4,334.79 mi (6,976.18 km) |
