| La Crescenta-Montrose to Rockville (Maryland) | 2,281.96 mi (3,672.46 km) |
| La Crescenta-Montrose to Rockville Centre (New York) | 2,459.52 mi (3,958.22 km) |
| La Crescenta-Montrose to Rockwall (Texas) | 1,255.72 mi (2,020.88 km) |
| La Crescenta-Montrose to Rocky Mount (North Carolina) | 2,272.29 mi (3,656.89 km) |
| La Crescenta-Montrose to Rocky Point (New York) | 2,494.74 mi (4,014.90 km) |
| La Crescenta-Montrose to Rocky River (Ohio) | 2,030.85 mi (3,268.34 km) |
| La Crescenta-Montrose to Roessleville (New York) | 2,444.57 mi (3,934.16 km) |
| La Crescenta-Montrose to Rogers (Arkansas) | 1,362.49 mi (2,192.71 km) |
| La Crescenta-Montrose to Rogers (Minnesota) | 1,504.49 mi (2,421.25 km) |
| La Crescenta-Montrose to Rohnert Park (California) | 377.51 mi (607.54 km) |
| La Crescenta-Montrose to Rolla (Missouri) | 1,495.08 mi (2,406.10 km) |
| La Crescenta-Montrose to Rolling Meadows (Illinois) | 1,718.01 mi (2,764.88 km) |
| La Crescenta-Montrose to Roma (Texas) | 1,264.72 mi (2,035.37 km) |
| La Crescenta-Montrose to Rome (Georgia) | 1,879.04 mi (3,024.02 km) |
| La Crescenta-Montrose to Rome (New York) | 2,358.67 mi (3,795.91 km) |
