| Omaha to Castrovillari | 5,406.48 mi (8,700.89 km) |
| Omaha to Catania | 5,476.23 mi (8,813.14 km) |
| Omaha to Catanzaro | 5,466.32 mi (8,797.19 km) |
| Omaha to Cattolica | 5,079.95 mi (8,175.39 km) |
| Omaha to Cava de' Tirreni | 5,307.24 mi (8,541.18 km) |
| Omaha to Cavallino | 5,456.46 mi (8,781.33 km) |
| Omaha to Cavarzere | 5,002.16 mi (8,050.20 km) |
| Omaha to Cave | 5,187.54 mi (8,348.54 km) |
| Omaha to Cavriago | 4,964.89 mi (7,990.22 km) |
| Omaha to Cavriglia | 5,054.15 mi (8,133.88 km) |
| Omaha to Cazzago San Martino | 4,906.55 mi (7,896.32 km) |
| Omaha to Ceccano | 5,214.42 mi (8,391.80 km) |
| Omaha to Cecina | 5,026.80 mi (8,089.86 km) |
| Omaha to Cefalu | 5,408.49 mi (8,704.13 km) |
| Omaha to Ceglie Messapico | 5,414.25 mi (8,713.40 km) |
