| Oupeye to Karnobat | 1,149.46 mi (1,849.87 km) |
| Oupeye to Kavarna | 1,173.86 mi (1,889.15 km) |
| Oupeye to Kazanlak | 1,085.93 mi (1,747.64 km) |
| Oupeye to Knezha | 996.10 mi (1,603.07 km) |
| Oupeye to Kostinbrod | 990.68 mi (1,594.35 km) |
| Oupeye to Kozloduy | 970.42 mi (1,561.74 km) |
| Oupeye to Kyustendil | 994.03 mi (1,599.73 km) |
| Oupeye to Levski | 1,044.08 mi (1,680.28 km) |
| Oupeye to Lom | 948.71 mi (1,526.81 km) |
| Oupeye to Lovech | 1,036.73 mi (1,668.46 km) |
| Oupeye to Lukovit | 1,011.88 mi (1,628.47 km) |
| Oupeye to Lyaskovets | 1,078.67 mi (1,735.95 km) |
| Oupeye to Mezdra | 995.36 mi (1,601.87 km) |
| Oupeye to Momchilgrad | 1,133.96 mi (1,824.94 km) |
| Oupeye to Montana | 965.44 mi (1,553.73 km) |
