| Welling to Amelia | 843.49 mi (1,357.47 km) |
| Welling to Anagni | 910.82 mi (1,465.83 km) |
| Welling to Ancona | 825.18 mi (1,328.01 km) |
| Welling to Andria | 1,043.26 mi (1,678.97 km) |
| Welling to Angri | 1,010.82 mi (1,626.75 km) |
| Welling to Anguillara Sabazia | 864.14 mi (1,390.70 km) |
| Welling to Anzio | 910.50 mi (1,465.30 km) |
| Welling to Anzola dell'Emilia | 699.13 mi (1,125.15 km) |
| Welling to Aosta | 514.26 mi (827.62 km) |
| Welling to Apricena | 985.02 mi (1,585.24 km) |
| Welling to Aprilia | 903.61 mi (1,454.22 km) |
| Welling to Aradeo | 1,163.09 mi (1,871.82 km) |
| Welling to Aragona | 1,173.85 mi (1,889.13 km) |
| Welling to Arco | 621.95 mi (1,000.93 km) |
| Welling to Arcola | 679.97 mi (1,094.30 km) |
