| Gahanna to Bound Brook (New Jersey) | 440.17 mi (708.38 km) |
| Gahanna to Bountiful (Utah) | 1,518.99 mi (2,444.58 km) |
| Gahanna to Bourbonnais (Illinois) | 274.91 mi (442.42 km) |
| Gahanna to Bowie (Maryland) | 334.69 mi (538.63 km) |
| Gahanna to Bowling Green (Kentucky) | 286.06 mi (460.38 km) |
| Gahanna to Bowling Green (Ohio) | 102.11 mi (164.33 km) |
| Gahanna to Box Elder (South Dakota) | 1,071.69 mi (1,724.71 km) |
| Gahanna to Boynton Beach (Florida) | 946.16 mi (1,522.69 km) |
| Gahanna to Bozeman (Montana) | 1,472.00 mi (2,368.96 km) |
| Gahanna to Bradenton (Florida) | 866.24 mi (1,394.08 km) |
| Gahanna to Bradfordville (Florida) | 657.39 mi (1,057.96 km) |
| Gahanna to Bradley (Illinois) | 272.90 mi (439.19 km) |
| Gahanna to Bradley Gardens (New Jersey) | 433.38 mi (697.46 km) |
| Gahanna to Brainerd (Minnesota) | 718.06 mi (1,155.60 km) |
| Gahanna to Brambleton (Virginia) | 293.20 mi (471.86 km) |
