| Halstead to Amelia | 850.15 mi (1,368.19 km) |
| Halstead to Anagni | 917.64 mi (1,476.80 km) |
| Halstead to Ancona | 827.48 mi (1,331.70 km) |
| Halstead to Andria | 1,045.76 mi (1,682.98 km) |
| Halstead to Angri | 1,016.93 mi (1,636.60 km) |
| Halstead to Anguillara Sabazia | 871.99 mi (1,403.34 km) |
| Halstead to Anzio | 918.81 mi (1,478.69 km) |
| Halstead to Anzola dell'Emilia | 703.68 mi (1,132.47 km) |
| Halstead to Aosta | 525.23 mi (845.27 km) |
| Halstead to Apricena | 987.89 mi (1,589.85 km) |
| Halstead to Aprilia | 911.65 mi (1,467.15 km) |
| Halstead to Aradeo | 1,164.69 mi (1,874.39 km) |
| Halstead to Aragona | 1,186.08 mi (1,908.81 km) |
| Halstead to Arco | 623.15 mi (1,002.87 km) |
| Halstead to Arcola | 688.49 mi (1,108.02 km) |
