| Ratingen to Ardea | 721.42 mi (1,161.01 km) |
| Ratingen to Arenzano | 483.91 mi (778.78 km) |
| Ratingen to Arese | 410.03 mi (659.88 km) |
| Ratingen to Arezzo | 590.01 mi (949.53 km) |
| Ratingen to Argelato | 508.89 mi (818.97 km) |
| Ratingen to Argenta | 515.93 mi (830.31 km) |
| Ratingen to Ariano Irpino | 802.97 mi (1,292.26 km) |
| Ratingen to Ariccia | 717.03 mi (1,153.95 km) |
| Ratingen to Arluno | 411.93 mi (662.94 km) |
| Ratingen to Arona | 390.87 mi (629.05 km) |
| Ratingen to Artena | 720.58 mi (1,159.66 km) |
| Ratingen to Arzachena | 716.11 mi (1,152.47 km) |
| Ratingen to Arzano | 799.59 mi (1,286.82 km) |
| Ratingen to Arzignano | 449.19 mi (722.90 km) |
| Ratingen to Ascoli Piceno | 663.61 mi (1,067.98 km) |
