| Houston to Cockermouth | 4,643.22 mi (7,472.54 km) |
| Houston to Colchester | 4,877.91 mi (7,850.24 km) |
| Houston to Coleford | 4,741.95 mi (7,631.43 km) |
| Houston to Colne | 4,707.50 mi (7,575.99 km) |
| Houston to Colwyn Bay | 4,662.64 mi (7,503.80 km) |
| Houston to Congleton | 4,723.16 mi (7,601.19 km) |
| Houston to Conisbrough | 4,753.15 mi (7,649.45 km) |
| Houston to Connahs Quay | 4,689.29 mi (7,546.69 km) |
| Houston to Consett | 4,695.97 mi (7,557.43 km) |
| Houston to Conwy | 4,657.83 mi (7,496.06 km) |
| Houston to Cookstown | 4,515.36 mi (7,266.77 km) |
| Houston to Corby | 4,799.24 mi (7,723.63 km) |
| Houston to Corfe Mullen | 4,792.19 mi (7,712.28 km) |
| Houston to Corsham | 4,768.24 mi (7,673.75 km) |
| Houston to Coseley | 4,743.77 mi (7,634.36 km) |
