| Boadilla del Monte to Colchester | 825.36 mi (1,328.29 km) |
| Boadilla del Monte to Coleford | 788.84 mi (1,269.52 km) |
| Boadilla del Monte to Colne | 932.56 mi (1,500.81 km) |
| Boadilla del Monte to Colwyn Bay | 890.17 mi (1,432.60 km) |
| Boadilla del Monte to Congleton | 884.71 mi (1,423.81 km) |
| Boadilla del Monte to Conisbrough | 911.63 mi (1,467.12 km) |
| Boadilla del Monte to Connahs Quay | 885.99 mi (1,425.86 km) |
| Boadilla del Monte to Consett | 1,002.34 mi (1,613.12 km) |
| Boadilla del Monte to Conwy | 889.45 mi (1,431.43 km) |
| Boadilla del Monte to Cookstown | 992.75 mi (1,597.68 km) |
| Boadilla del Monte to Corby | 848.05 mi (1,364.80 km) |
| Boadilla del Monte to Corfe Mullen | 721.58 mi (1,161.26 km) |
| Boadilla del Monte to Corsham | 766.16 mi (1,233.02 km) |
| Boadilla del Monte to Coseley | 843.26 mi (1,357.09 km) |
| Boadilla del Monte to Cosham | 733.54 mi (1,180.52 km) |
