| Watford to Annemasse | 482.21 mi (776.04 km) |
| Watford to Annoeullin | 164.03 mi (263.97 km) |
| Watford to Annonay | 500.08 mi (804.80 km) |
| Watford to Antibes | 657.91 mi (1,058.80 km) |
| Watford to Antony | 233.12 mi (375.18 km) |
| Watford to Anzin | 191.30 mi (307.86 km) |
| Watford to Apt | 600.57 mi (966.52 km) |
| Watford to Arcachon | 484.71 mi (780.06 km) |
| Watford to Arcueil | 230.80 mi (371.44 km) |
| Watford to Argeles-sur-Mer | 649.40 mi (1,045.11 km) |
| Watford to Argentan | 201.79 mi (324.74 km) |
| Watford to Argenteuil | 220.34 mi (354.60 km) |
| Watford to Arles | 598.40 mi (963.03 km) |
| Watford to Armentieres | 156.87 mi (252.46 km) |
| Watford to Arnouville-les-Gonesse | 222.16 mi (357.52 km) |
