| Gastonia to Zottegem | 4,178.77 mi (6,725.09 km) |
| Gastonia to Zulte | 4,162.60 mi (6,699.06 km) |
| Gastonia to Zwevegem | 4,161.34 mi (6,697.04 km) |
| Gastonia to Zwijndrecht | 4,191.81 mi (6,746.06 km) |
| Gastonia to Asenovgrad | 5,346.22 mi (8,603.91 km) |
| Gastonia to Aytos | 5,414.82 mi (8,714.31 km) |
| Gastonia to Balchik | 5,420.24 mi (8,723.04 km) |
| Gastonia to Bankya | 5,246.85 mi (8,443.99 km) |
| Gastonia to Bansko | 5,296.23 mi (8,523.47 km) |
| Gastonia to Berkovitsa | 5,224.88 mi (8,408.64 km) |
| Gastonia to Blagoevgrad | 5,272.58 mi (8,485.39 km) |
| Gastonia to Botevgrad | 5,265.78 mi (8,474.46 km) |
| Gastonia to Burgas | 5,432.01 mi (8,741.97 km) |
| Gastonia to Byala Slatina | 5,248.96 mi (8,447.39 km) |
| Gastonia to Chirpan | 5,357.52 mi (8,622.10 km) |
