| Union to Zottegem | 4,410.68 mi (7,098.31 km) |
| Union to Zulte | 4,395.07 mi (7,073.18 km) |
| Union to Zwevegem | 4,395.21 mi (7,073.41 km) |
| Union to Zwijndrecht | 4,418.84 mi (7,111.43 km) |
| Union to Asenovgrad | 5,572.98 mi (8,968.84 km) |
| Union to Aytos | 5,625.48 mi (9,053.33 km) |
| Union to Balchik | 5,621.34 mi (9,046.67 km) |
| Union to Bankya | 5,476.46 mi (8,813.51 km) |
| Union to Bansko | 5,530.60 mi (8,900.65 km) |
| Union to Berkovitsa | 5,450.59 mi (8,771.88 km) |
| Union to Blagoevgrad | 5,507.48 mi (8,863.43 km) |
| Union to Botevgrad | 5,490.89 mi (8,836.73 km) |
| Union to Burgas | 5,643.04 mi (9,081.60 km) |
| Union to Byala Slatina | 5,469.28 mi (8,801.96 km) |
| Union to Chirpan | 5,580.83 mi (8,981.48 km) |
