| Smolyan to Romeoville (Illinois) | 5,322.90 mi (8,566.38 km) |
| Smolyan to Romulus (Michigan) | 5,118.59 mi (8,237.58 km) |
| Smolyan to Ronkonkoma (New York) | 4,774.80 mi (7,684.30 km) |
| Smolyan to Roosevelt (New York) | 4,799.06 mi (7,723.35 km) |
| Smolyan to Rosamond (California) | 6,655.47 mi (10,710.94 km) |
| Smolyan to Rosaryville (Maryland) | 5,016.14 mi (8,072.70 km) |
| Smolyan to Roscoe (Illinois) | 5,316.91 mi (8,556.74 km) |
| Smolyan to Rose Hill (Virginia) | 5,026.91 mi (8,090.03 km) |
| Smolyan to Roseburg (Oregon) | 6,249.91 mi (10,058.26 km) |
| Smolyan to Rosedale (California) | 6,648.29 mi (10,699.38 km) |
| Smolyan to Rosedale (Maryland) | 4,978.33 mi (8,011.84 km) |
| Smolyan to Roselle (Illinois) | 5,305.37 mi (8,538.17 km) |
| Smolyan to Roselle (New Jersey) | 4,828.16 mi (7,770.17 km) |
| Smolyan to Roselle Park (New Jersey) | 4,827.90 mi (7,769.75 km) |
| Smolyan to Rosemead (California) | 6,701.05 mi (10,784.30 km) |
