| Diamond Bar to Caldicot | 5,340.48 mi (8,594.67 km) |
| Diamond Bar to Calne | 5,371.80 mi (8,645.08 km) |
| Diamond Bar to Cam | 5,348.30 mi (8,607.25 km) |
| Diamond Bar to Camberley | 5,417.75 mi (8,719.03 km) |
| Diamond Bar to Camborne | 5,313.78 mi (8,551.71 km) |
| Diamond Bar to Cambridge | 5,405.69 mi (8,699.61 km) |
| Diamond Bar to Cambuslang | 5,112.41 mi (8,227.62 km) |
| Diamond Bar to Canford Cliffs | 5,407.26 mi (8,702.14 km) |
| Diamond Bar to Cannock | 5,315.33 mi (8,554.20 km) |
| Diamond Bar to Canterbury | 5,479.00 mi (8,817.60 km) |
| Diamond Bar to Carlisle | 5,189.86 mi (8,352.28 km) |
| Diamond Bar to Carlton Colville | 5,443.40 mi (8,760.31 km) |
| Diamond Bar to Carluke | 5,126.22 mi (8,249.86 km) |
| Diamond Bar to Carnoustie | 5,127.24 mi (8,251.50 km) |
| Diamond Bar to Carshalton | 5,435.00 mi (8,746.78 km) |
