| Walton upon Thames to Amelia | 857.14 mi (1,379.43 km) |
| Walton upon Thames to Anagni | 924.34 mi (1,487.59 km) |
| Walton upon Thames to Ancona | 840.76 mi (1,353.08 km) |
| Walton upon Thames to Andria | 1,058.63 mi (1,703.70 km) |
| Walton upon Thames to Angri | 1,024.60 mi (1,648.94 km) |
| Walton upon Thames to Anguillara Sabazia | 877.21 mi (1,411.73 km) |
| Walton upon Thames to Anzio | 923.30 mi (1,485.91 km) |
| Walton upon Thames to Anzola dell'Emilia | 713.86 mi (1,148.84 km) |
| Walton upon Thames to Aosta | 526.24 mi (846.91 km) |
| Walton upon Thames to Apricena | 1,000.26 mi (1,609.77 km) |
| Walton upon Thames to Aprilia | 916.55 mi (1,475.05 km) |
| Walton upon Thames to Aradeo | 1,178.78 mi (1,897.07 km) |
| Walton upon Thames to Aragona | 1,184.53 mi (1,906.32 km) |
| Walton upon Thames to Arco | 638.17 mi (1,027.03 km) |
| Walton upon Thames to Arcola | 692.88 mi (1,115.09 km) |
