| Big Spring to Zottegem | 5,123.33 mi (8,245.20 km) |
| Big Spring to Zulte | 5,107.93 mi (8,220.42 km) |
| Big Spring to Zwevegem | 5,108.46 mi (8,221.27 km) |
| Big Spring to Zwijndrecht | 5,130.09 mi (8,256.08 km) |
| Big Spring to Asenovgrad | 6,279.27 mi (10,105.50 km) |
| Big Spring to Aytos | 6,325.88 mi (10,180.52 km) |
| Big Spring to Balchik | 6,318.15 mi (10,168.08 km) |
| Big Spring to Bankya | 6,184.08 mi (9,952.32 km) |
| Big Spring to Bansko | 6,239.53 mi (10,041.55 km) |
| Big Spring to Berkovitsa | 6,157.05 mi (9,908.82 km) |
| Big Spring to Blagoevgrad | 6,216.66 mi (10,004.74 km) |
| Big Spring to Botevgrad | 6,196.98 mi (9,973.07 km) |
| Big Spring to Burgas | 6,343.50 mi (10,208.88 km) |
| Big Spring to Byala Slatina | 6,173.85 mi (9,935.85 km) |
| Big Spring to Chirpan | 6,285.92 mi (10,116.21 km) |
