| Welby to Carpentras | 5,191.01 mi (8,354.12 km) |
| Welby to Carquefou | 4,805.08 mi (7,733.02 km) |
| Welby to Carqueiranne | 5,273.57 mi (8,486.99 km) |
| Welby to Carrieres-sous-Poissy | 4,863.33 mi (7,826.77 km) |
| Welby to Carrieres-sur-Seine | 4,873.78 mi (7,843.58 km) |
| Welby to Carros | 5,283.07 mi (8,502.28 km) |
| Welby to Carvin | 4,828.33 mi (7,770.45 km) |
| Welby to Castanet-Tolosan | 5,081.25 mi (8,177.49 km) |
| Welby to Castelginest | 5,070.87 mi (8,160.78 km) |
| Welby to Castelnau-le-Lez | 5,167.31 mi (8,315.98 km) |
| Welby to Castelnaudary | 5,107.55 mi (8,219.81 km) |
| Welby to Castelsarrasin | 5,043.10 mi (8,116.09 km) |
| Welby to Castres | 5,106.32 mi (8,217.84 km) |
| Welby to Caudebec-les-Elbeuf | 4,812.98 mi (7,745.74 km) |
| Welby to Caudry | 4,859.91 mi (7,821.27 km) |
