| Sint-Pieters-Leeuw to Ardea | 746.40 mi (1,201.21 km) |
| Sint-Pieters-Leeuw to Arenzano | 486.49 mi (782.92 km) |
| Sint-Pieters-Leeuw to Arese | 424.07 mi (682.47 km) |
| Sint-Pieters-Leeuw to Arezzo | 619.29 mi (996.65 km) |
| Sint-Pieters-Leeuw to Argelato | 540.77 mi (870.28 km) |
| Sint-Pieters-Leeuw to Argenta | 552.55 mi (889.25 km) |
| Sint-Pieters-Leeuw to Ariano Irpino | 842.97 mi (1,356.63 km) |
| Sint-Pieters-Leeuw to Ariccia | 743.34 mi (1,196.29 km) |
| Sint-Pieters-Leeuw to Arluno | 423.92 mi (682.23 km) |
| Sint-Pieters-Leeuw to Arona | 399.71 mi (643.27 km) |
| Sint-Pieters-Leeuw to Artena | 748.81 mi (1,205.09 km) |
| Sint-Pieters-Leeuw to Arzachena | 713.72 mi (1,148.62 km) |
| Sint-Pieters-Leeuw to Arzano | 833.31 mi (1,341.09 km) |
| Sint-Pieters-Leeuw to Arzignano | 488.47 mi (786.11 km) |
| Sint-Pieters-Leeuw to Ascoli Piceno | 702.57 mi (1,130.68 km) |
