| Butte to Zottegem | 4,754.65 mi (7,651.87 km) |
| Butte to Zulte | 4,741.38 mi (7,630.51 km) |
| Butte to Zwevegem | 4,744.43 mi (7,635.42 km) |
| Butte to Zwijndrecht | 4,752.07 mi (7,647.72 km) |
| Butte to Asenovgrad | 5,824.38 mi (9,373.43 km) |
| Butte to Aytos | 5,838.62 mi (9,396.36 km) |
| Butte to Balchik | 5,814.21 mi (9,357.06 km) |
| Butte to Bankya | 5,740.45 mi (9,238.36 km) |
| Butte to Bansko | 5,801.29 mi (9,336.27 km) |
| Butte to Berkovitsa | 5,707.90 mi (9,185.97 km) |
| Butte to Blagoevgrad | 5,780.84 mi (9,303.36 km) |
| Butte to Botevgrad | 5,744.19 mi (9,244.39 km) |
| Butte to Burgas | 5,855.82 mi (9,424.02 km) |
| Butte to Byala Slatina | 5,713.73 mi (9,195.36 km) |
| Butte to Chirpan | 5,824.24 mi (9,373.21 km) |
