| Portchester to Romeoville (Illinois) | 3,960.16 mi (6,373.26 km) |
| Portchester to Romulus (Michigan) | 3,748.63 mi (6,032.83 km) |
| Portchester to Ronkonkoma (New York) | 3,394.40 mi (5,462.76 km) |
| Portchester to Roosevelt (New York) | 3,418.68 mi (5,501.83 km) |
| Portchester to Rosamond (California) | 5,391.83 mi (8,677.31 km) |
| Portchester to Rosaryville (Maryland) | 3,635.77 mi (5,851.21 km) |
| Portchester to Roscoe (Illinois) | 3,958.81 mi (6,371.10 km) |
| Portchester to Rose Hill (Virginia) | 3,646.58 mi (5,868.60 km) |
| Portchester to Roseburg (Oregon) | 5,071.75 mi (8,162.19 km) |
| Portchester to Rosedale (California) | 5,394.21 mi (8,681.15 km) |
| Portchester to Rosedale (Maryland) | 3,598.03 mi (5,790.48 km) |
| Portchester to Roselle (Illinois) | 3,943.69 mi (6,346.75 km) |
| Portchester to Roselle (New Jersey) | 3,447.85 mi (5,548.79 km) |
| Portchester to Roselle Park (New Jersey) | 3,447.60 mi (5,548.37 km) |
| Portchester to Rosemead (California) | 5,432.55 mi (8,742.84 km) |
