| Gahanna to Thorigny-sur-Marne | 4,037.93 mi (6,498.42 km) |
| Gahanna to Thouare-sur-Loire | 3,913.54 mi (6,298.24 km) |
| Gahanna to Thouars | 3,974.20 mi (6,395.85 km) |
| Gahanna to Tinqueux | 4,078.36 mi (6,563.49 km) |
| Gahanna to Tomblaine | 4,185.68 mi (6,736.20 km) |
| Gahanna to Tonneins | 4,076.94 mi (6,561.19 km) |
| Gahanna to Torcy | 4,036.50 mi (6,496.11 km) |
| Gahanna to Toul | 4,173.18 mi (6,716.09 km) |
| Gahanna to Toulon | 4,364.38 mi (7,023.78 km) |
| Gahanna to Toulouse | 4,152.24 mi (6,682.39 km) |
| Gahanna to Tourcoing | 4,000.26 mi (6,437.80 km) |
| Gahanna to Tourlaville | 3,840.48 mi (6,180.65 km) |
| Gahanna to Tournan-en-Brie | 4,044.65 mi (6,509.23 km) |
| Gahanna to Tournefeuille | 4,148.48 mi (6,676.34 km) |
| Gahanna to Tournon-sur-Rhone | 4,249.83 mi (6,839.44 km) |
