| Duncan to Cavaillon | 5,179.37 mi (8,335.39 km) |
| Duncan to Cebazat | 5,024.74 mi (8,086.54 km) |
| Duncan to Cenon | 4,908.73 mi (7,899.83 km) |
| Duncan to Cergy | 4,868.09 mi (7,834.43 km) |
| Duncan to Cernay | 5,111.50 mi (8,226.16 km) |
| Duncan to Cesson | 4,905.76 mi (7,895.07 km) |
| Duncan to Cesson-Sevigne | 4,753.53 mi (7,650.07 km) |
| Duncan to Cestas | 4,906.30 mi (7,895.92 km) |
| Duncan to Chalette-sur-Loing | 4,930.89 mi (7,935.50 km) |
| Duncan to Challans | 4,784.58 mi (7,700.04 km) |
| Duncan to Chalon-sur-Saone | 5,059.98 mi (8,143.25 km) |
| Duncan to Chalons-en-Champagne | 4,960.04 mi (7,982.41 km) |
| Duncan to Chamalieres | 5,025.52 mi (8,087.79 km) |
| Duncan to Chambery | 5,148.35 mi (8,285.46 km) |
| Duncan to Chambly | 4,870.69 mi (7,838.62 km) |
