| Skien to Zottegem | 619.16 mi (996.44 km) |
| Skien to Zulte | 621.33 mi (999.94 km) |
| Skien to Zwevegem | 630.41 mi (1,014.55 km) |
| Skien to Zwijndrecht | 588.80 mi (947.59 km) |
| Skien to Asenovgrad | 1,357.05 mi (2,183.96 km) |
| Skien to Aytos | 1,366.94 mi (2,199.88 km) |
| Skien to Balchik | 1,344.61 mi (2,163.94 km) |
| Skien to Bankya | 1,279.01 mi (2,058.37 km) |
| Skien to Bansko | 1,341.01 mi (2,158.14 km) |
| Skien to Berkovitsa | 1,244.66 mi (2,003.08 km) |
| Skien to Blagoevgrad | 1,322.31 mi (2,128.06 km) |
| Skien to Botevgrad | 1,278.78 mi (2,058.01 km) |
| Skien to Burgas | 1,384.18 mi (2,227.62 km) |
| Skien to Byala Slatina | 1,246.26 mi (2,005.66 km) |
| Skien to Chirpan | 1,355.08 mi (2,180.79 km) |
