| Oak Hills to Carlsbad (California) | 907.23 mi (1,460.05 km) |
| Oak Hills to Carlsbad (New Mexico) | 1,343.97 mi (2,162.92 km) |
| Oak Hills to Carmel (Indiana) | 1,883.93 mi (3,031.90 km) |
| Oak Hills to Carmichael (California) | 483.60 mi (778.28 km) |
| Oak Hills to Carney (Maryland) | 2,364.55 mi (3,805.37 km) |
| Oak Hills to Carnot-Moon (Pennsylvania) | 2,154.67 mi (3,467.61 km) |
| Oak Hills to Carol Stream (Illinois) | 1,737.18 mi (2,795.72 km) |
| Oak Hills to Carolina (Puerto Rico) | 3,726.80 mi (5,997.70 km) |
| Oak Hills to Carolina Forest (South Carolina) | 2,439.64 mi (3,926.22 km) |
| Oak Hills to Carpentersville (Illinois) | 1,724.69 mi (2,775.62 km) |
| Oak Hills to Carpinteria (California) | 789.73 mi (1,270.94 km) |
| Oak Hills to Carrboro (North Carolina) | 2,353.24 mi (3,787.18 km) |
| Oak Hills to Carroll (Iowa) | 1,408.09 mi (2,266.11 km) |
| Oak Hills to Carrollton (Georgia) | 2,149.95 mi (3,460.02 km) |
| Oak Hills to Carrollton (Texas) | 1,625.21 mi (2,615.52 km) |
