| Ridgefield to Karlovo | 4,770.81 mi (7,677.87 km) |
| Ridgefield to Karnobat | 4,859.14 mi (7,820.03 km) |
| Ridgefield to Kavarna | 4,878.59 mi (7,851.33 km) |
| Ridgefield to Kazanlak | 4,796.00 mi (7,718.42 km) |
| Ridgefield to Knezha | 4,706.24 mi (7,573.97 km) |
| Ridgefield to Kostinbrod | 4,698.72 mi (7,561.87 km) |
| Ridgefield to Kozloduy | 4,680.58 mi (7,532.66 km) |
| Ridgefield to Kyustendil | 4,698.34 mi (7,561.25 km) |
| Ridgefield to Levski | 4,754.09 mi (7,650.96 km) |
| Ridgefield to Lom | 4,658.81 mi (7,497.63 km) |
| Ridgefield to Lovech | 4,746.87 mi (7,639.35 km) |
| Ridgefield to Lukovit | 4,721.88 mi (7,599.13 km) |
| Ridgefield to Lyaskovets | 4,788.63 mi (7,706.56 km) |
| Ridgefield to Mezdra | 4,704.94 mi (7,571.87 km) |
| Ridgefield to Momchilgrad | 4,842.03 mi (7,792.49 km) |
