| Valley Center to Rockport (Texas) | 1,236.71 mi (1,990.30 km) |
| Valley Center to Rockville (Maryland) | 2,241.75 mi (3,607.75 km) |
| Valley Center to Rockville Centre (New York) | 2,424.22 mi (3,901.40 km) |
| Valley Center to Rockwall (Texas) | 1,189.71 mi (1,914.65 km) |
| Valley Center to Rocky Mount (North Carolina) | 2,223.15 mi (3,577.81 km) |
| Valley Center to Rocky Point (New York) | 2,460.26 mi (3,959.41 km) |
| Valley Center to Rocky River (Ohio) | 1,998.06 mi (3,215.57 km) |
| Valley Center to Roessleville (New York) | 2,414.96 mi (3,886.50 km) |
| Valley Center to Rogers (Arkansas) | 1,311.74 mi (2,111.04 km) |
| Valley Center to Rogers (Minnesota) | 1,493.49 mi (2,403.54 km) |
| Valley Center to Rohnert Park (California) | 475.46 mi (765.18 km) |
| Valley Center to Rolla (Missouri) | 1,451.06 mi (2,335.26 km) |
| Valley Center to Rolling Meadows (Illinois) | 1,689.35 mi (2,718.74 km) |
| Valley Center to Roma (Texas) | 1,175.62 mi (1,891.98 km) |
| Valley Center to Rome (Georgia) | 1,822.52 mi (2,933.05 km) |
