| Diamond Bar to Camardi | 7,175.42 mi (11,547.72 km) |
| Diamond Bar to Camas | 7,028.16 mi (11,310.74 km) |
| Diamond Bar to Camliyayla | 7,209.39 mi (11,602.40 km) |
| Diamond Bar to Camoluk | 7,100.81 mi (11,427.65 km) |
| Diamond Bar to Can | 6,852.58 mi (11,028.16 km) |
| Diamond Bar to Canakkale | 6,828.55 mi (10,989.49 km) |
| Diamond Bar to Cankaya | 6,997.72 mi (11,261.74 km) |
| Diamond Bar to Cankiri | 6,971.01 mi (11,218.76 km) |
| Diamond Bar to Cardak | 7,053.27 mi (11,351.15 km) |
| Diamond Bar to Carsamba | 6,994.97 mi (11,257.32 km) |
| Diamond Bar to Carsibasi | 7,050.29 mi (11,346.35 km) |
| Diamond Bar to Cat | 7,173.48 mi (11,544.60 km) |
| Diamond Bar to Catalagzi | 6,876.52 mi (11,066.68 km) |
| Diamond Bar to Catalca | 6,820.06 mi (10,975.83 km) |
| Diamond Bar to Catalpinar | 7,029.19 mi (11,312.39 km) |
