| South Houston to Cockermouth | 4,643.92 mi (7,473.67 km) |
| South Houston to Colchester | 4,878.22 mi (7,850.74 km) |
| South Houston to Coleford | 4,742.04 mi (7,631.57 km) |
| South Houston to Colne | 4,708.08 mi (7,576.92 km) |
| South Houston to Colwyn Bay | 4,663.01 mi (7,504.39 km) |
| South Houston to Congleton | 4,723.58 mi (7,601.86 km) |
| South Houston to Conisbrough | 4,753.69 mi (7,650.32 km) |
| South Houston to Connahs Quay | 4,689.68 mi (7,547.31 km) |
| South Houston to Consett | 4,696.79 mi (7,558.75 km) |
| South Houston to Conwy | 4,658.20 mi (7,496.64 km) |
| South Houston to Cookstown | 4,515.91 mi (7,267.65 km) |
| South Houston to Corby | 4,799.59 mi (7,724.19 km) |
| South Houston to Corfe Mullen | 4,792.08 mi (7,712.11 km) |
| South Houston to Corsham | 4,768.27 mi (7,673.80 km) |
| South Houston to Coseley | 4,744.06 mi (7,634.83 km) |
