| Gahanna to Ayr | 3,579.67 mi (5,760.93 km) |
| Gahanna to Bacup | 3,711.02 mi (5,972.31 km) |
| Gahanna to Baguley | 3,715.42 mi (5,979.40 km) |
| Gahanna to Baildon | 3,724.15 mi (5,993.44 km) |
| Gahanna to Bailleston | 3,590.70 mi (5,778.67 km) |
| Gahanna to Balderton | 3,781.99 mi (6,086.53 km) |
| Gahanna to Baldock | 3,832.54 mi (6,167.87 km) |
| Gahanna to Balham | 3,848.76 mi (6,193.98 km) |
| Gahanna to Bamber Bridge | 3,692.74 mi (5,942.88 km) |
| Gahanna to Banbridge | 3,540.78 mi (5,698.34 km) |
| Gahanna to Banbury | 3,785.63 mi (6,092.38 km) |
| Gahanna to Bangor | 3,556.88 mi (5,724.24 km) |
| Gahanna to Bangor | 3,647.62 mi (5,870.28 km) |
| Gahanna to Banstead | 3,850.02 mi (6,196.00 km) |
| Gahanna to Bargoed | 3,719.51 mi (5,985.97 km) |
