| Boiro to Zottegem | 824.72 mi (1,327.27 km) |
| Boiro to Zulte | 814.51 mi (1,310.83 km) |
| Boiro to Zwevegem | 806.01 mi (1,297.15 km) |
| Boiro to Zwijndrecht | 857.91 mi (1,380.68 km) |
| Boiro to Asenovgrad | 1,713.70 mi (2,757.93 km) |
| Boiro to Aytos | 1,822.09 mi (2,932.37 km) |
| Boiro to Balchik | 1,856.84 mi (2,988.29 km) |
| Boiro to Bankya | 1,617.35 mi (2,602.87 km) |
| Boiro to Bansko | 1,647.43 mi (2,651.28 km) |
| Boiro to Berkovitsa | 1,609.95 mi (2,590.96 km) |
| Boiro to Blagoevgrad | 1,624.78 mi (2,614.83 km) |
| Boiro to Botevgrad | 1,647.56 mi (2,651.49 km) |
| Boiro to Burgas | 1,835.99 mi (2,954.74 km) |
| Boiro to Byala Slatina | 1,647.72 mi (2,651.75 km) |
| Boiro to Chirpan | 1,733.76 mi (2,790.22 km) |
