| Hemel Hempstead to Roy (Utah) | 4,821.37 mi (7,759.24 km) |
| Hemel Hempstead to Royal Kunia (Hawaii) | 7,202.77 mi (11,591.74 km) |
| Hemel Hempstead to Royal Oak (Michigan) | 3,726.25 mi (5,996.82 km) |
| Hemel Hempstead to Royal Palm Beach (Florida) | 4,364.92 mi (7,024.66 km) |
| Hemel Hempstead to Royse City (Texas) | 4,698.63 mi (7,561.72 km) |
| Hemel Hempstead to Ruskin (Florida) | 4,406.52 mi (7,091.61 km) |
| Hemel Hempstead to Russellville (Alabama) | 4,284.64 mi (6,895.46 km) |
| Hemel Hempstead to Russellville (Arkansas) | 4,458.69 mi (7,175.56 km) |
| Hemel Hempstead to Ruston (Louisiana) | 4,578.03 mi (7,367.62 km) |
| Hemel Hempstead to Rutherford (New Jersey) | 3,441.37 mi (5,538.35 km) |
| Hemel Hempstead to Rutland (Vermont) | 3,277.58 mi (5,274.76 km) |
| Hemel Hempstead to Sabana Grande (Puerto Rico) | 4,243.33 mi (6,828.98 km) |
| Hemel Hempstead to Sachse (Texas) | 4,708.89 mi (7,578.23 km) |
| Hemel Hempstead to Saco (Maine) | 3,179.06 mi (5,116.21 km) |
| Hemel Hempstead to Sacramento (California) | 5,257.59 mi (8,461.27 km) |
