| Harnes to Cavaillon | 467.35 mi (752.13 km) |
| Harnes to Cebazat | 318.89 mi (513.21 km) |
| Harnes to Cenon | 417.76 mi (672.32 km) |
| Harnes to Cergy | 104.36 mi (167.96 km) |
| Harnes to Cernay | 265.45 mi (427.19 km) |
| Harnes to Cesson | 130.56 mi (210.11 km) |
| Harnes to Cesson-Sevigne | 258.95 mi (416.74 km) |
| Harnes to Cestas | 427.76 mi (688.41 km) |
| Harnes to Chalette-sur-Loing | 168.30 mi (270.85 km) |
| Harnes to Challans | 330.78 mi (532.33 km) |
| Harnes to Chalon-sur-Saone | 268.33 mi (431.83 km) |
| Harnes to Chalons-en-Champagne | 121.71 mi (195.88 km) |
| Harnes to Chamalieres | 322.85 mi (519.57 km) |
| Harnes to Chambery | 364.29 mi (586.26 km) |
| Harnes to Chambly | 93.06 mi (149.77 km) |
