| Scarborough to Romeoville (Illinois) | 3,880.28 mi (6,244.71 km) |
| Scarborough to Romulus (Michigan) | 3,678.12 mi (5,919.37 km) |
| Scarborough to Ronkonkoma (New York) | 3,355.47 mi (5,400.11 km) |
| Scarborough to Roosevelt (New York) | 3,379.06 mi (5,438.06 km) |
| Scarborough to Rosamond (California) | 5,256.59 mi (8,459.67 km) |
| Scarborough to Rosaryville (Maryland) | 3,595.17 mi (5,785.86 km) |
| Scarborough to Roscoe (Illinois) | 3,874.05 mi (6,234.69 km) |
| Scarborough to Rose Hill (Virginia) | 3,605.14 mi (5,801.91 km) |
| Scarborough to Roseburg (Oregon) | 4,909.77 mi (7,901.50 km) |
| Scarborough to Rosedale (California) | 5,255.59 mi (8,458.05 km) |
| Scarborough to Rosedale (Maryland) | 3,556.10 mi (5,723.00 km) |
| Scarborough to Roselle (Illinois) | 3,862.64 mi (6,216.32 km) |
| Scarborough to Roselle (New Jersey) | 3,406.56 mi (5,482.32 km) |
| Scarborough to Roselle Park (New Jersey) | 3,406.23 mi (5,481.80 km) |
| Scarborough to Rosemead (California) | 5,299.19 mi (8,528.23 km) |
