| Gahanna to Pontedera | 4,544.99 mi (7,314.46 km) |
| Gahanna to Pontinia | 4,733.93 mi (7,618.52 km) |
| Gahanna to Porcari | 4,537.56 mi (7,302.50 km) |
| Gahanna to Porcia | 4,539.36 mi (7,305.39 km) |
| Gahanna to Pordenone | 4,541.33 mi (7,308.57 km) |
| Gahanna to Portici | 4,812.50 mi (7,744.97 km) |
| Gahanna to Porto Empedocle | 4,921.12 mi (7,919.77 km) |
| Gahanna to Porto Recanati | 4,679.91 mi (7,531.59 km) |
| Gahanna to Porto Sant'Elpidio | 4,689.95 mi (7,547.75 km) |
| Gahanna to Porto Tolle | 4,565.84 mi (7,348.00 km) |
| Gahanna to Porto Torres | 4,555.76 mi (7,331.78 km) |
| Gahanna to Portoferraio | 4,563.62 mi (7,344.43 km) |
| Gahanna to Portogruaro | 4,555.03 mi (7,330.61 km) |
| Gahanna to Portomaggiore | 4,554.19 mi (7,329.26 km) |
| Gahanna to Potenza | 4,881.71 mi (7,856.36 km) |
