| Gahanna to Zierikzee | 4,002.15 mi (6,440.84 km) |
| Gahanna to Zoetermeer | 4,012.16 mi (6,456.95 km) |
| Gahanna to Zoeterwoude | 4,010.17 mi (6,453.75 km) |
| Gahanna to Zuidhorn | 4,048.02 mi (6,514.66 km) |
| Gahanna to Zuidlaren | 4,063.35 mi (6,539.33 km) |
| Gahanna to Zundert | 4,036.67 mi (6,496.40 km) |
| Gahanna to Zutphen | 4,074.49 mi (6,557.26 km) |
| Gahanna to Zwijndrecht | 4,025.43 mi (6,478.30 km) |
| Gahanna to Zwolle | 4,059.27 mi (6,532.76 km) |
| Gahanna to Alesund | 3,786.65 mi (6,094.02 km) |
| Gahanna to Alta | 4,000.85 mi (6,438.74 km) |
| Gahanna to Arendal | 3,975.55 mi (6,398.02 km) |
| Gahanna to As | 4,004.99 mi (6,445.41 km) |
| Gahanna to Asker | 3,989.03 mi (6,419.72 km) |
| Gahanna to Askim | 4,019.37 mi (6,468.56 km) |
