| Sofia to Romeoville (Illinois) | 5,218.76 mi (8,398.78 km) |
| Sofia to Romulus (Michigan) | 5,014.73 mi (8,070.42 km) |
| Sofia to Ronkonkoma (New York) | 4,672.63 mi (7,519.88 km) |
| Sofia to Roosevelt (New York) | 4,696.85 mi (7,558.85 km) |
| Sofia to Rosamond (California) | 6,553.43 mi (10,546.73 km) |
| Sofia to Rosaryville (Maryland) | 4,913.90 mi (7,908.16 km) |
| Sofia to Roscoe (Illinois) | 5,212.68 mi (8,389.00 km) |
| Sofia to Rose Hill (Virginia) | 4,924.61 mi (7,925.39 km) |
| Sofia to Roseburg (Oregon) | 6,151.39 mi (9,899.70 km) |
| Sofia to Rosedale (California) | 6,546.63 mi (10,535.78 km) |
| Sofia to Rosedale (Maryland) | 4,875.98 mi (7,847.13 km) |
| Sofia to Roselle (Illinois) | 5,201.20 mi (8,370.53 km) |
| Sofia to Roselle (New Jersey) | 4,725.84 mi (7,605.50 km) |
| Sofia to Roselle Park (New Jersey) | 4,725.57 mi (7,605.07 km) |
| Sofia to Rosemead (California) | 6,598.85 mi (10,619.82 km) |
