| Allendale to Caldicot | 3,729.68 mi (6,002.34 km) |
| Allendale to Calne | 3,763.04 mi (6,056.03 km) |
| Allendale to Cam | 3,741.14 mi (6,020.78 km) |
| Allendale to Camberley | 3,814.79 mi (6,139.31 km) |
| Allendale to Camborne | 3,671.07 mi (5,908.02 km) |
| Allendale to Cambridge | 3,819.80 mi (6,147.37 km) |
| Allendale to Cambuslang | 3,557.01 mi (5,724.45 km) |
| Allendale to Canford Cliffs | 3,789.00 mi (6,097.81 km) |
| Allendale to Cannock | 3,723.96 mi (5,993.14 km) |
| Allendale to Canterbury | 3,886.08 mi (6,254.04 km) |
| Allendale to Carlisle | 3,626.28 mi (5,835.94 km) |
| Allendale to Carlton Colville | 3,870.50 mi (6,228.97 km) |
| Allendale to Carluke | 3,571.21 mi (5,747.31 km) |
| Allendale to Carnoustie | 3,590.76 mi (5,778.78 km) |
| Allendale to Carshalton | 3,835.79 mi (6,173.11 km) |
