| Nedre Eiker to Smolyan | 1,403.61 mi (2,258.89 km) |
| Nedre Eiker to Sofia | 1,306.26 mi (2,102.22 km) |
| Nedre Eiker to Sopot | 1,336.30 mi (2,150.56 km) |
| Nedre Eiker to Sozopol | 1,412.94 mi (2,273.91 km) |
| Nedre Eiker to Sredets | 1,406.06 mi (2,262.84 km) |
| Nedre Eiker to Stamboliyski | 1,365.13 mi (2,196.96 km) |
| Nedre Eiker to Stara Zagora | 1,368.08 mi (2,201.72 km) |
| Nedre Eiker to Svilengrad | 1,421.57 mi (2,287.80 km) |
| Nedre Eiker to Svishtov | 1,287.25 mi (2,071.63 km) |
| Nedre Eiker to Targovishte | 1,336.48 mi (2,150.86 km) |
| Nedre Eiker to Teteven | 1,309.88 mi (2,108.04 km) |
| Nedre Eiker to Troyan | 1,320.79 mi (2,125.60 km) |
| Nedre Eiker to Tryavna | 1,337.59 mi (2,152.64 km) |
| Nedre Eiker to Tutrakan | 1,287.62 mi (2,072.22 km) |
| Nedre Eiker to Varna | 1,368.40 mi (2,202.23 km) |
