| Tonawanda to Cavaillon | 4,014.81 mi (6,461.21 km) |
| Tonawanda to Cebazat | 3,863.61 mi (6,217.87 km) |
| Tonawanda to Cenon | 3,740.64 mi (6,019.97 km) |
| Tonawanda to Cergy | 3,717.49 mi (5,982.71 km) |
| Tonawanda to Cernay | 3,964.14 mi (6,379.66 km) |
| Tonawanda to Cesson | 3,753.99 mi (6,041.47 km) |
| Tonawanda to Cesson-Sevigne | 3,594.20 mi (5,784.31 km) |
| Tonawanda to Cestas | 3,737.78 mi (6,015.38 km) |
| Tonawanda to Chalette-sur-Loing | 3,777.07 mi (6,078.60 km) |
| Tonawanda to Challans | 3,620.63 mi (5,826.84 km) |
| Tonawanda to Chalon-sur-Saone | 3,904.64 mi (6,283.91 km) |
| Tonawanda to Chalons-en-Champagne | 3,812.80 mi (6,136.11 km) |
| Tonawanda to Chamalieres | 3,864.15 mi (6,218.75 km) |
| Tonawanda to Chambery | 3,990.31 mi (6,421.79 km) |
| Tonawanda to Chambly | 3,720.94 mi (5,988.28 km) |
