| Grayslake to Civril | 5,633.66 mi (9,066.50 km) |
| Grayslake to Cizre | 6,103.83 mi (9,823.16 km) |
| Grayslake to Cobanlar | 5,649.99 mi (9,092.77 km) |
| Grayslake to Corlu | 5,418.55 mi (8,720.31 km) |
| Grayslake to Corum | 5,694.32 mi (9,164.13 km) |
| Grayslake to Cukurca | 6,152.48 mi (9,901.46 km) |
| Grayslake to Cukurcayir | 5,822.83 mi (9,370.94 km) |
| Grayslake to Cumayeri | 5,542.45 mi (8,919.71 km) |
| Grayslake to Cumra | 5,779.34 mi (9,300.95 km) |
| Grayslake to Cungus | 5,962.75 mi (9,596.12 km) |
| Grayslake to Dargecit | 6,077.24 mi (9,780.37 km) |
| Grayslake to Davutlar | 5,574.00 mi (8,970.48 km) |
| Grayslake to Demirozu | 5,872.67 mi (9,451.15 km) |
| Grayslake to Demre | 5,749.25 mi (9,252.52 km) |
| Grayslake to Denizciler | 5,947.84 mi (9,572.13 km) |
