| Erba to Romeoville (Illinois) | 4,545.71 mi (7,315.61 km) |
| Erba to Romulus (Michigan) | 4,332.09 mi (6,971.83 km) |
| Erba to Ronkonkoma (New York) | 3,965.25 mi (6,381.45 km) |
| Erba to Roosevelt (New York) | 3,989.85 mi (6,421.04 km) |
| Erba to Rosamond (California) | 5,971.37 mi (9,609.98 km) |
| Erba to Rosaryville (Maryland) | 4,206.93 mi (6,770.40 km) |
| Erba to Roscoe (Illinois) | 4,545.19 mi (7,314.78 km) |
| Erba to Rose Hill (Virginia) | 4,218.17 mi (6,788.49 km) |
| Erba to Roseburg (Oregon) | 5,632.14 mi (9,064.06 km) |
| Erba to Rosedale (California) | 5,972.04 mi (9,611.07 km) |
| Erba to Rosedale (Maryland) | 4,170.00 mi (6,710.97 km) |
| Erba to Roselle (Illinois) | 4,529.46 mi (7,289.46 km) |
| Erba to Roselle (New Jersey) | 4,019.85 mi (6,469.33 km) |
| Erba to Roselle Park (New Jersey) | 4,019.63 mi (6,468.97 km) |
| Erba to Rosemead (California) | 6,012.96 mi (9,676.93 km) |
