| Longford to Calne | 290.03 mi (466.76 km) |
| Longford to Cam | 267.02 mi (429.72 km) |
| Longford to Camberley | 339.36 mi (546.15 km) |
| Longford to Camborne | 265.05 mi (426.55 km) |
| Longford to Cambridge | 345.69 mi (556.33 km) |
| Longford to Cambuslang | 204.53 mi (329.16 km) |
| Longford to Canford Cliffs | 324.61 mi (522.41 km) |
| Longford to Cannock | 249.29 mi (401.19 km) |
| Longford to Canterbury | 409.58 mi (659.16 km) |
| Longford to Carlisle | 211.56 mi (340.47 km) |
| Longford to Carlton Colville | 403.18 mi (648.86 km) |
| Longford to Carluke | 210.33 mi (338.49 km) |
| Longford to Carnoustie | 277.70 mi (446.91 km) |
| Longford to Carshalton | 359.56 mi (578.65 km) |
| Longford to Carterton | 293.01 mi (471.55 km) |
