| Gresham to Cromer | 4,868.35 mi (7,834.85 km) |
| Gresham to Crosby | 4,724.33 mi (7,603.07 km) |
| Gresham to Crowborough | 4,939.58 mi (7,949.48 km) |
| Gresham to Croxley Green | 4,891.61 mi (7,872.28 km) |
| Gresham to Croydon | 4,915.40 mi (7,910.58 km) |
| Gresham to Cudworth | 4,762.79 mi (7,664.96 km) |
| Gresham to Culcheth | 4,739.98 mi (7,628.26 km) |
| Gresham to Cullercoats | 4,685.61 mi (7,540.76 km) |
| Gresham to Cumbernauld | 4,572.06 mi (7,358.02 km) |
| Gresham to Cumnock | 4,590.10 mi (7,387.05 km) |
| Gresham to Cupar | 4,578.23 mi (7,367.94 km) |
| Gresham to Cwmbran | 4,820.60 mi (7,758.01 km) |
| Gresham to Dagenham | 4,913.18 mi (7,907.00 km) |
| Gresham to Dalkeith | 4,598.84 mi (7,401.12 km) |
| Gresham to Darfield | 4,765.81 mi (7,669.83 km) |
