| Harrow to Tours | 293.20 mi (471.86 km) |
| Harrow to Trappes | 219.95 mi (353.98 km) |
| Harrow to Treillieres | 299.40 mi (481.84 km) |
| Harrow to Trelaze | 285.92 mi (460.15 km) |
| Harrow to Trets | 628.21 mi (1,011.01 km) |
| Harrow to Triel-sur-Seine | 207.65 mi (334.18 km) |
| Harrow to Troyes | 300.23 mi (483.18 km) |
| Harrow to Tulle | 447.14 mi (719.61 km) |
| Harrow to Urrugne | 571.52 mi (919.78 km) |
| Harrow to Ussel | 434.25 mi (698.86 km) |
| Harrow to Vaires-sur-Marne | 228.97 mi (368.49 km) |
| Harrow to Valbonne | 646.18 mi (1,039.93 km) |
| Harrow to Valence | 518.51 mi (834.47 km) |
| Harrow to Valenciennes | 188.43 mi (303.24 km) |
| Harrow to Valentigney | 429.46 mi (691.15 km) |
