| Sliven to Northeim | 984.40 mi (1,584.24 km) |
| Sliven to Norvenich | 1,082.67 mi (1,742.39 km) |
| Sliven to Nossen | 842.25 mi (1,355.48 km) |
| Sliven to Nottuln | 1,089.48 mi (1,753.35 km) |
| Sliven to Numbrecht | 1,050.27 mi (1,690.25 km) |
| Sliven to Nuremberg | 865.67 mi (1,393.16 km) |
| Sliven to Nurtingen | 915.39 mi (1,473.18 km) |
| Sliven to Nussloch | 959.61 mi (1,544.35 km) |
| Sliven to Ober-Ramstadt | 970.99 mi (1,562.65 km) |
| Sliven to Oberasbach | 869.46 mi (1,399.26 km) |
| Sliven to Oberderdingen | 948.47 mi (1,526.42 km) |
| Sliven to Oberhaching | 803.62 mi (1,293.31 km) |
| Sliven to Oberhausen | 1,094.23 mi (1,761.00 km) |
| Sliven to Oberhausen-Rheinhausen | 966.77 mi (1,555.86 km) |
| Sliven to Oberkirch | 967.13 mi (1,556.44 km) |
