| Johnston to Civril | 5,865.14 mi (9,439.03 km) |
| Johnston to Cizre | 6,309.95 mi (10,154.88 km) |
| Johnston to Cobanlar | 5,878.58 mi (9,460.66 km) |
| Johnston to Corlu | 5,647.65 mi (9,089.01 km) |
| Johnston to Corum | 5,910.41 mi (9,511.89 km) |
| Johnston to Cukurca | 6,355.21 mi (10,227.72 km) |
| Johnston to Cukurcayir | 6,027.37 mi (9,700.11 km) |
| Johnston to Cumayeri | 5,766.08 mi (9,279.61 km) |
| Johnston to Cumra | 6,006.25 mi (9,666.12 km) |
| Johnston to Cungus | 6,174.05 mi (9,936.17 km) |
| Johnston to Dargecit | 6,284.08 mi (10,113.26 km) |
| Johnston to Davutlar | 5,811.25 mi (9,352.31 km) |
| Johnston to Demirozu | 6,078.52 mi (9,782.43 km) |
| Johnston to Demre | 5,984.44 mi (9,631.02 km) |
| Johnston to Denizciler | 6,169.30 mi (9,928.52 km) |
