| Ludwigsburg to Reidsville (North Carolina) | 4,339.52 mi (6,983.79 km) |
| Ludwigsburg to Reisterstown (Maryland) | 4,080.36 mi (6,566.70 km) |
| Ludwigsburg to Rendon (Texas) | 5,221.82 mi (8,403.70 km) |
| Ludwigsburg to Reno (Nevada) | 5,580.16 mi (8,980.40 km) |
| Ludwigsburg to Renton (Washington) | 5,170.47 mi (8,321.07 km) |
| Ludwigsburg to Republic (Missouri) | 4,843.48 mi (7,794.82 km) |
| Ludwigsburg to Reston (Virginia) | 4,124.67 mi (6,638.01 km) |
| Ludwigsburg to Revere (Massachusetts) | 3,715.62 mi (5,979.71 km) |
| Ludwigsburg to Rexburg (Idaho) | 5,104.85 mi (8,215.46 km) |
| Ludwigsburg to Reynoldsburg (Ohio) | 4,297.19 mi (6,915.65 km) |
| Ludwigsburg to Rialto (California) | 5,828.66 mi (9,380.32 km) |
| Ludwigsburg to Richardson (Texas) | 5,181.33 mi (8,338.55 km) |
| Ludwigsburg to Richfield (Minnesota) | 4,454.18 mi (7,168.30 km) |
| Ludwigsburg to Richfield (Wisconsin) | 4,351.84 mi (7,003.61 km) |
| Ludwigsburg to Richland (Washington) | 5,169.47 mi (8,319.45 km) |
