| Watford to Zory | 837.85 mi (1,348.38 km) |
| Watford to Zuromin | 858.97 mi (1,382.38 km) |
| Watford to Zychlin | 850.79 mi (1,369.21 km) |
| Watford to Zyrardow | 886.31 mi (1,426.38 km) |
| Watford to Zywiec | 866.29 mi (1,394.16 km) |
| Watford to Abrantes | 921.79 mi (1,483.48 km) |
| Watford to Agualva | 988.42 mi (1,590.71 km) |
| Watford to Aguas Santas | 819.26 mi (1,318.48 km) |
| Watford to Agueda | 856.03 mi (1,377.65 km) |
| Watford to Albergaria-a-Velha | 849.20 mi (1,366.66 km) |
| Watford to Albufeira | 1,076.95 mi (1,733.19 km) |
| Watford to Alcacer do Sal | 998.25 mi (1,606.52 km) |
| Watford to Alcanena | 930.93 mi (1,498.19 km) |
| Watford to Alcobaca | 931.92 mi (1,499.79 km) |
| Watford to Alcochete | 982.85 mi (1,581.75 km) |
