| Cottonwood Heights to Karlovo | 6,079.33 mi (9,783.73 km) |
| Cottonwood Heights to Karnobat | 6,136.45 mi (9,875.67 km) |
| Cottonwood Heights to Kavarna | 6,122.02 mi (9,852.44 km) |
| Cottonwood Heights to Kazanlak | 6,096.55 mi (9,811.45 km) |
| Cottonwood Heights to Knezha | 6,009.78 mi (9,671.81 km) |
| Cottonwood Heights to Kostinbrod | 6,026.44 mi (9,698.62 km) |
| Cottonwood Heights to Kozloduy | 5,983.91 mi (9,630.16 km) |
| Cottonwood Heights to Kyustendil | 6,042.82 mi (9,724.98 km) |
| Cottonwood Heights to Levski | 6,045.23 mi (9,728.85 km) |
| Cottonwood Heights to Lom | 5,968.21 mi (9,604.91 km) |
| Cottonwood Heights to Lovech | 6,048.01 mi (9,733.33 km) |
| Cottonwood Heights to Lukovit | 6,029.59 mi (9,703.69 km) |
| Cottonwood Heights to Lyaskovets | 6,076.16 mi (9,778.64 km) |
| Cottonwood Heights to Mezdra | 6,020.05 mi (9,688.34 km) |
| Cottonwood Heights to Momchilgrad | 6,161.12 mi (9,915.37 km) |
