| Blackburn to Roy (Utah) | 4,667.55 mi (7,511.70 km) |
| Blackburn to Royal Kunia (Hawaii) | 7,043.27 mi (11,335.04 km) |
| Blackburn to Royal Oak (Michigan) | 3,593.38 mi (5,782.98 km) |
| Blackburn to Royal Palm Beach (Florida) | 4,260.99 mi (6,857.41 km) |
| Blackburn to Royse City (Texas) | 4,564.45 mi (7,345.77 km) |
| Blackburn to Ruskin (Florida) | 4,297.54 mi (6,916.22 km) |
| Blackburn to Russellville (Alabama) | 4,158.33 mi (6,692.19 km) |
| Blackburn to Russellville (Arkansas) | 4,325.26 mi (6,960.84 km) |
| Blackburn to Ruston (Louisiana) | 4,448.50 mi (7,159.17 km) |
| Blackburn to Rutherford (New Jersey) | 3,321.28 mi (5,345.09 km) |
| Blackburn to Rutland (Vermont) | 3,153.39 mi (5,074.89 km) |
| Blackburn to Sabana Grande (Puerto Rico) | 4,179.93 mi (6,726.95 km) |
| Blackburn to Sachse (Texas) | 4,574.43 mi (7,361.83 km) |
| Blackburn to Saco (Maine) | 3,057.84 mi (4,921.12 km) |
| Blackburn to Sacramento (California) | 5,100.29 mi (8,208.12 km) |
