| Trier to Anagni | 636.11 mi (1,023.72 km) |
| Trier to Ancona | 534.45 mi (860.12 km) |
| Trier to Andria | 751.75 mi (1,209.83 km) |
| Trier to Angri | 732.10 mi (1,178.21 km) |
| Trier to Anguillara Sabazia | 594.73 mi (957.13 km) |
| Trier to Anzio | 642.45 mi (1,033.92 km) |
| Trier to Anzola dell'Emilia | 418.56 mi (673.61 km) |
| Trier to Aosta | 279.75 mi (450.22 km) |
| Trier to Apricena | 694.96 mi (1,118.43 km) |
| Trier to Aprilia | 634.39 mi (1,020.95 km) |
| Trier to Aradeo | 868.59 mi (1,397.86 km) |
| Trier to Aragona | 921.31 mi (1,482.70 km) |
| Trier to Arco | 330.18 mi (531.38 km) |
| Trier to Arcola | 418.81 mi (674.01 km) |
| Trier to Arcore | 310.83 mi (500.23 km) |
