| Gretna to Cavaillon | 5,054.04 mi (8,133.69 km) |
| Gretna to Cebazat | 4,910.23 mi (7,902.26 km) |
| Gretna to Cenon | 4,773.81 mi (7,682.70 km) |
| Gretna to Cergy | 4,779.31 mi (7,691.55 km) |
| Gretna to Cernay | 5,027.98 mi (8,091.76 km) |
| Gretna to Cesson | 4,814.30 mi (7,747.87 km) |
| Gretna to Cesson-Sevigne | 4,645.55 mi (7,476.29 km) |
| Gretna to Cestas | 4,769.88 mi (7,676.38 km) |
| Gretna to Chalette-sur-Loing | 4,834.80 mi (7,780.85 km) |
| Gretna to Challans | 4,663.86 mi (7,505.76 km) |
| Gretna to Chalon-sur-Saone | 4,959.66 mi (7,981.81 km) |
| Gretna to Chalons-en-Champagne | 4,877.58 mi (7,849.71 km) |
| Gretna to Chamalieres | 4,910.39 mi (7,902.50 km) |
| Gretna to Chambery | 5,041.04 mi (8,112.77 km) |
| Gretna to Chambly | 4,783.67 mi (7,698.57 km) |
