| Blackrock to Romeoville (Illinois) | 3,693.50 mi (5,944.12 km) |
| Blackrock to Romulus (Michigan) | 3,484.69 mi (5,608.07 km) |
| Blackrock to Ronkonkoma (New York) | 3,142.78 mi (5,057.82 km) |
| Blackrock to Roosevelt (New York) | 3,166.75 mi (5,096.40 km) |
| Blackrock to Rosamond (California) | 5,118.13 mi (8,236.83 km) |
| Blackrock to Rosaryville (Maryland) | 3,383.55 mi (5,445.30 km) |
| Blackrock to Roscoe (Illinois) | 3,690.85 mi (5,939.85 km) |
| Blackrock to Rose Hill (Virginia) | 3,393.98 mi (5,462.08 km) |
| Blackrock to Roseburg (Oregon) | 4,801.92 mi (7,727.95 km) |
| Blackrock to Rosedale (California) | 5,120.67 mi (8,240.92 km) |
| Blackrock to Rosedale (Maryland) | 3,345.18 mi (5,383.55 km) |
| Blackrock to Roselle (Illinois) | 3,676.70 mi (5,917.07 km) |
| Blackrock to Roselle (New Jersey) | 3,195.18 mi (5,142.14 km) |
| Blackrock to Roselle Park (New Jersey) | 3,194.89 mi (5,141.68 km) |
| Blackrock to Rosemead (California) | 5,158.79 mi (8,302.27 km) |
