| Omaha to Caldicot | 4,191.71 mi (6,745.91 km) |
| Omaha to Calne | 4,224.60 mi (6,798.84 km) |
| Omaha to Cam | 4,202.03 mi (6,762.51 km) |
| Omaha to Camberley | 4,274.75 mi (6,879.54 km) |
| Omaha to Camborne | 4,143.46 mi (6,668.26 km) |
| Omaha to Cambridge | 4,274.12 mi (6,878.53 km) |
| Omaha to Cambuslang | 3,999.11 mi (6,435.95 km) |
| Omaha to Canford Cliffs | 4,253.88 mi (6,845.97 km) |
| Omaha to Cannock | 4,179.46 mi (6,726.19 km) |
| Omaha to Canterbury | 4,343.17 mi (6,989.65 km) |
| Omaha to Carlisle | 4,071.72 mi (6,552.80 km) |
| Omaha to Carlton Colville | 4,320.87 mi (6,953.77 km) |
| Omaha to Carluke | 4,013.31 mi (6,458.79 km) |
| Omaha to Carnoustie | 4,026.74 mi (6,480.41 km) |
| Omaha to Carshalton | 4,294.64 mi (6,911.55 km) |
