| Dundalk to Clacton-on-Sea | 3,671.56 mi (5,908.80 km) |
| Dundalk to Clay Cross | 3,540.15 mi (5,697.31 km) |
| Dundalk to Clayton | 3,512.52 mi (5,652.86 km) |
| Dundalk to Clayton le Moors | 3,490.20 mi (5,616.94 km) |
| Dundalk to Cleckheaton | 3,517.30 mi (5,660.55 km) |
| Dundalk to Cleethorpes | 3,587.36 mi (5,773.30 km) |
| Dundalk to Clevedon | 3,515.81 mi (5,658.16 km) |
| Dundalk to Clifton | 3,554.65 mi (5,720.66 km) |
| Dundalk to Clifton | 3,536.99 mi (5,692.24 km) |
| Dundalk to Cliftonville | 3,691.26 mi (5,940.51 km) |
| Dundalk to Clitheroe | 3,488.16 mi (5,613.65 km) |
| Dundalk to Clydebank | 3,377.52 mi (5,435.59 km) |
| Dundalk to Coalville | 3,550.56 mi (5,714.07 km) |
| Dundalk to Coatbridge | 3,392.23 mi (5,459.26 km) |
| Dundalk to Cobham | 3,618.58 mi (5,823.55 km) |
