| Nigran to Karlovo | 1,704.16 mi (2,742.59 km) |
| Nigran to Karnobat | 1,812.94 mi (2,917.64 km) |
| Nigran to Kavarna | 1,869.63 mi (3,008.88 km) |
| Nigran to Kazanlak | 1,734.13 mi (2,790.81 km) |
| Nigran to Knezha | 1,658.54 mi (2,669.16 km) |
| Nigran to Kostinbrod | 1,622.59 mi (2,611.30 km) |
| Nigran to Kozloduy | 1,638.54 mi (2,636.98 km) |
| Nigran to Kyustendil | 1,602.16 mi (2,578.43 km) |
| Nigran to Levski | 1,712.01 mi (2,755.21 km) |
| Nigran to Lom | 1,613.65 mi (2,596.91 km) |
| Nigran to Lovech | 1,693.88 mi (2,726.03 km) |
| Nigran to Lukovit | 1,665.77 mi (2,680.80 km) |
| Nigran to Lyaskovets | 1,743.99 mi (2,806.67 km) |
| Nigran to Mezdra | 1,643.07 mi (2,644.26 km) |
| Nigran to Momchilgrad | 1,750.28 mi (2,816.81 km) |
