| Blackburn to Robertsville (New Jersey) | 3,350.60 mi (5,392.27 km) |
| Blackburn to Robinson (Texas) | 4,675.44 mi (7,524.40 km) |
| Blackburn to Robstown (Texas) | 4,892.35 mi (7,873.48 km) |
| Blackburn to Rochester (Michigan) | 3,583.83 mi (5,767.61 km) |
| Blackburn to Rochester (Minnesota) | 3,863.58 mi (6,217.83 km) |
| Blackburn to Rochester (New Hampshire) | 3,088.45 mi (4,970.38 km) |
| Blackburn to Rochester (New York) | 3,352.41 mi (5,395.19 km) |
| Blackburn to Rochester Hills (Michigan) | 3,586.22 mi (5,771.47 km) |
| Blackburn to Rock Hill (South Carolina) | 3,874.14 mi (6,234.82 km) |
| Blackburn to Rock Island (Illinois) | 3,919.02 mi (6,307.06 km) |
| Blackburn to Rock Springs (Wyoming) | 4,554.76 mi (7,330.18 km) |
| Blackburn to Rockford (Illinois) | 3,825.07 mi (6,155.85 km) |
| Blackburn to Rockledge (Florida) | 4,197.79 mi (6,755.69 km) |
| Blackburn to Rocklin (California) | 5,079.95 mi (8,175.39 km) |
| Blackburn to Rockport (Texas) | 4,856.90 mi (7,816.43 km) |
