| Gahanna to Zottegem | 4,021.10 mi (6,471.34 km) |
| Gahanna to Zulte | 4,005.21 mi (6,445.76 km) |
| Gahanna to Zwevegem | 4,004.77 mi (6,445.05 km) |
| Gahanna to Zwijndrecht | 4,031.34 mi (6,487.81 km) |
| Gahanna to Asenovgrad | 5,188.58 mi (8,350.21 km) |
| Gahanna to Aytos | 5,248.27 mi (8,446.28 km) |
| Gahanna to Balchik | 5,248.45 mi (8,446.56 km) |
| Gahanna to Bankya | 5,090.60 mi (8,192.54 km) |
| Gahanna to Bansko | 5,142.85 mi (8,276.62 km) |
| Gahanna to Berkovitsa | 5,066.35 mi (8,153.50 km) |
| Gahanna to Blagoevgrad | 5,119.44 mi (8,238.95 km) |
| Gahanna to Botevgrad | 5,107.00 mi (8,218.93 km) |
| Gahanna to Burgas | 5,265.71 mi (8,474.35 km) |
| Gahanna to Byala Slatina | 5,087.43 mi (8,187.42 km) |
| Gahanna to Chirpan | 5,197.94 mi (8,365.28 km) |
