| Ludwigsburg to Ratzeburg | 338.55 mi (544.85 km) |
| Ludwigsburg to Raubling | 154.15 mi (248.07 km) |
| Ludwigsburg to Rauenberg | 33.82 mi (54.42 km) |
| Ludwigsburg to Raunheim | 84.21 mi (135.52 km) |
| Ludwigsburg to Ravensburg | 79.37 mi (127.73 km) |
| Ludwigsburg to Recke | 248.45 mi (399.84 km) |
| Ludwigsburg to Recklinghausen | 206.21 mi (331.86 km) |
| Ludwigsburg to Regen | 178.93 mi (287.97 km) |
| Ludwigsburg to Regensburg | 131.41 mi (211.49 km) |
| Ludwigsburg to Regenstauf | 133.97 mi (215.60 km) |
| Ludwigsburg to Rehau | 157.30 mi (253.14 km) |
| Ludwigsburg to Rehburg-Loccum | 245.51 mi (395.11 km) |
| Ludwigsburg to Rehlingen-Siersburg | 118.20 mi (190.22 km) |
| Ludwigsburg to Reichelsheim | 58.67 mi (94.42 km) |
| Ludwigsburg to Reichenbach/Vogtland | 182.60 mi (293.87 km) |
