| Irthlingborough to Amelia | 906.61 mi (1,459.05 km) |
| Irthlingborough to Anagni | 974.05 mi (1,567.58 km) |
| Irthlingborough to Ancona | 885.52 mi (1,425.11 km) |
| Irthlingborough to Andria | 1,103.79 mi (1,776.38 km) |
| Irthlingborough to Angri | 1,073.67 mi (1,727.90 km) |
| Irthlingborough to Anguillara Sabazia | 927.91 mi (1,493.33 km) |
| Irthlingborough to Anzio | 974.52 mi (1,568.33 km) |
| Irthlingborough to Anzola dell'Emilia | 760.95 mi (1,224.63 km) |
| Irthlingborough to Aosta | 579.33 mi (932.34 km) |
| Irthlingborough to Apricena | 1,045.80 mi (1,683.05 km) |
| Irthlingborough to Aprilia | 967.48 mi (1,557.02 km) |
| Irthlingborough to Aradeo | 1,222.99 mi (1,968.22 km) |
| Irthlingborough to Aragona | 1,239.60 mi (1,994.94 km) |
| Irthlingborough to Arco | 681.44 mi (1,096.67 km) |
| Irthlingborough to Arcola | 744.01 mi (1,197.38 km) |
