| Watford to Thorigny-sur-Marne | 235.70 mi (379.32 km) |
| Watford to Thouare-sur-Loire | 306.64 mi (493.48 km) |
| Watford to Thouars | 323.46 mi (520.56 km) |
| Watford to Tinqueux | 254.58 mi (409.71 km) |
| Watford to Tomblaine | 356.99 mi (574.51 km) |
| Watford to Tonneins | 503.03 mi (809.55 km) |
| Watford to Torcy | 235.90 mi (379.64 km) |
| Watford to Toul | 345.97 mi (556.78 km) |
| Watford to Toulon | 658.84 mi (1,060.30 km) |
| Watford to Toulouse | 562.74 mi (905.65 km) |
| Watford to Tourcoing | 166.90 mi (268.60 km) |
| Watford to Tourlaville | 148.50 mi (238.99 km) |
| Watford to Tournan-en-Brie | 245.16 mi (394.55 km) |
| Watford to Tournefeuille | 563.37 mi (906.66 km) |
| Watford to Tournon-sur-Rhone | 514.27 mi (827.63 km) |
