| Idanha-a-Nova to Amelia | 1,034.66 mi (1,665.12 km) |
| Idanha-a-Nova to Anagni | 1,070.96 mi (1,723.54 km) |
| Idanha-a-Nova to Ancona | 1,096.32 mi (1,764.35 km) |
| Idanha-a-Nova to Andria | 1,234.67 mi (1,987.00 km) |
| Idanha-a-Nova to Angri | 1,146.77 mi (1,845.54 km) |
| Idanha-a-Nova to Anguillara Sabazia | 1,025.50 mi (1,650.38 km) |
| Idanha-a-Nova to Anzio | 1,043.72 mi (1,679.70 km) |
| Idanha-a-Nova to Anzola dell'Emilia | 993.01 mi (1,598.10 km) |
| Idanha-a-Nova to Aosta | 837.94 mi (1,348.53 km) |
| Idanha-a-Nova to Apricena | 1,188.19 mi (1,912.21 km) |
| Idanha-a-Nova to Aprilia | 1,044.75 mi (1,681.37 km) |
| Idanha-a-Nova to Aradeo | 1,337.63 mi (2,152.70 km) |
| Idanha-a-Nova to Aragona | 1,135.68 mi (1,827.69 km) |
| Idanha-a-Nova to Arco | 1,003.09 mi (1,614.31 km) |
| Idanha-a-Nova to Arcola | 924.10 mi (1,487.19 km) |
