| Bithlo to Karlovo | 5,635.28 mi (9,069.11 km) |
| Bithlo to Karnobat | 5,729.41 mi (9,220.60 km) |
| Bithlo to Kavarna | 5,756.33 mi (9,263.91 km) |
| Bithlo to Kazanlak | 5,661.93 mi (9,112.00 km) |
| Bithlo to Knezha | 5,573.44 mi (8,969.59 km) |
| Bithlo to Kostinbrod | 5,559.85 mi (8,947.72 km) |
| Bithlo to Kozloduy | 5,548.41 mi (8,929.30 km) |
| Bithlo to Kyustendil | 5,554.95 mi (8,939.83 km) |
| Bithlo to Levski | 5,623.30 mi (9,049.82 km) |
| Bithlo to Lom | 5,525.60 mi (8,892.59 km) |
| Bithlo to Lovech | 5,613.76 mi (9,034.47 km) |
| Bithlo to Lukovit | 5,587.67 mi (8,992.48 km) |
| Bithlo to Lyaskovets | 5,657.97 mi (9,105.62 km) |
| Bithlo to Mezdra | 5,569.22 mi (8,962.80 km) |
| Bithlo to Momchilgrad | 5,702.11 mi (9,176.67 km) |
