| Boppard to Roy (Utah) | 5,144.85 mi (8,279.83 km) |
| Boppard to Royal Kunia (Hawaii) | 7,409.62 mi (11,924.64 km) |
| Boppard to Royal Oak (Michigan) | 4,084.82 mi (6,573.89 km) |
| Boppard to Royal Palm Beach (Florida) | 4,729.93 mi (7,612.09 km) |
| Boppard to Royse City (Texas) | 5,056.23 mi (8,137.21 km) |
| Boppard to Ruskin (Florida) | 4,772.16 mi (7,680.04 km) |
| Boppard to Russellville (Alabama) | 4,647.21 mi (7,478.96 km) |
| Boppard to Russellville (Arkansas) | 4,816.88 mi (7,752.02 km) |
| Boppard to Ruston (Louisiana) | 4,938.93 mi (7,948.43 km) |
| Boppard to Rutherford (New Jersey) | 3,806.01 mi (6,125.19 km) |
| Boppard to Rutland (Vermont) | 3,640.91 mi (5,859.49 km) |
| Boppard to Sabana Grande (Puerto Rico) | 4,587.05 mi (7,382.14 km) |
| Boppard to Sachse (Texas) | 5,066.25 mi (8,153.34 km) |
| Boppard to Saco (Maine) | 3,543.37 mi (5,702.50 km) |
| Boppard to Sacramento (California) | 5,566.07 mi (8,957.72 km) |
