| Boulder to Yalvac | 6,364.52 mi (10,242.70 km) |
| Boulder to Yaprakli | 6,290.23 mi (10,123.15 km) |
| Boulder to Yatagan | 6,329.79 mi (10,186.81 km) |
| Boulder to Yavuzeli | 6,596.32 mi (10,615.75 km) |
| Boulder to Yayladagi | 6,642.98 mi (10,690.84 km) |
| Boulder to Yazikonak | 6,559.45 mi (10,556.42 km) |
| Boulder to Yenice | 6,155.04 mi (9,905.57 km) |
| Boulder to Yenice | 6,225.28 mi (10,018.62 km) |
| Boulder to Yenice | 6,551.41 mi (10,543.48 km) |
| Boulder to Yenipazar | 6,303.75 mi (10,144.91 km) |
| Boulder to Yerkoy | 6,375.26 mi (10,259.99 km) |
| Boulder to Yesilhisar | 6,469.10 mi (10,411.00 km) |
| Boulder to Yesilkoy | 6,588.27 mi (10,602.80 km) |
| Boulder to Yesilli | 6,675.11 mi (10,742.55 km) |
| Boulder to Yesilova | 6,368.94 mi (10,249.82 km) |
