| Erba to Rockville (Maryland) | 4,207.77 mi (6,771.75 km) |
| Erba to Rockville Centre (New York) | 3,992.80 mi (6,425.79 km) |
| Erba to Rockwall (Texas) | 5,292.22 mi (8,517.01 km) |
| Erba to Rocky Mount (North Carolina) | 4,368.34 mi (7,030.16 km) |
| Erba to Rocky Point (New York) | 3,951.97 mi (6,360.08 km) |
| Erba to Rocky River (Ohio) | 4,303.14 mi (6,925.23 km) |
| Erba to Roessleville (New York) | 3,919.60 mi (6,307.99 km) |
| Erba to Rogers (Arkansas) | 5,033.52 mi (8,100.67 km) |
| Erba to Rogers (Minnesota) | 4,589.57 mi (7,386.20 km) |
| Erba to Rohnert Park (California) | 5,902.17 mi (9,498.62 km) |
| Erba to Rolla (Missouri) | 4,860.57 mi (7,822.34 km) |
| Erba to Rolling Meadows (Illinois) | 4,522.87 mi (7,278.86 km) |
| Erba to Roma (Texas) | 5,726.84 mi (9,216.46 km) |
| Erba to Rome (Georgia) | 4,762.45 mi (7,664.42 km) |
| Erba to Rome (New York) | 3,969.68 mi (6,388.58 km) |
