| Niscemi to Amelia | 387.38 mi (623.43 km) |
| Niscemi to Anagni | 323.94 mi (521.33 km) |
| Niscemi to Ancona | 449.13 mi (722.81 km) |
| Niscemi to Andria | 299.12 mi (481.39 km) |
| Niscemi to Angri | 247.78 mi (398.76 km) |
| Niscemi to Anguillara Sabazia | 358.96 mi (577.69 km) |
| Niscemi to Anzio | 311.36 mi (501.09 km) |
| Niscemi to Anzola dell'Emilia | 537.45 mi (864.94 km) |
| Niscemi to Aosta | 696.25 mi (1,120.50 km) |
| Niscemi to Apricena | 323.86 mi (521.20 km) |
| Niscemi to Aprilia | 319.98 mi (514.95 km) |
| Niscemi to Aradeo | 288.81 mi (464.79 km) |
| Niscemi to Aragona | 45.52 mi (73.25 km) |
| Niscemi to Arco | 632.02 mi (1,017.14 km) |
| Niscemi to Arcola | 535.47 mi (861.76 km) |
