| Sowerby Bridge to Karlovo | 1,436.05 mi (2,311.10 km) |
| Sowerby Bridge to Karnobat | 1,520.23 mi (2,446.57 km) |
| Sowerby Bridge to Kavarna | 1,538.18 mi (2,475.46 km) |
| Sowerby Bridge to Kazanlak | 1,459.92 mi (2,349.52 km) |
| Sowerby Bridge to Knezha | 1,369.74 mi (2,204.38 km) |
| Sowerby Bridge to Kostinbrod | 1,367.86 mi (2,201.36 km) |
| Sowerby Bridge to Kozloduy | 1,343.76 mi (2,162.57 km) |
| Sowerby Bridge to Kyustendil | 1,373.00 mi (2,209.63 km) |
| Sowerby Bridge to Levski | 1,416.05 mi (2,278.91 km) |
| Sowerby Bridge to Lom | 1,322.90 mi (2,128.99 km) |
| Sowerby Bridge to Lovech | 1,410.37 mi (2,269.76 km) |
| Sowerby Bridge to Lukovit | 1,386.36 mi (2,231.13 km) |
| Sowerby Bridge to Lyaskovets | 1,450.40 mi (2,334.19 km) |
| Sowerby Bridge to Mezdra | 1,370.84 mi (2,206.16 km) |
| Sowerby Bridge to Momchilgrad | 1,510.79 mi (2,431.38 km) |
