| Big Spring to Rosemont (California) | 1,198.25 mi (1,928.39 km) |
| Big Spring to Rosemount (Minnesota) | 975.36 mi (1,569.70 km) |
| Big Spring to Rosenberg (Texas) | 383.52 mi (617.21 km) |
| Big Spring to Roseville (California) | 1,200.53 mi (1,932.07 km) |
| Big Spring to Roseville (Michigan) | 1,236.54 mi (1,990.02 km) |
| Big Spring to Roseville (Minnesota) | 989.27 mi (1,592.08 km) |
| Big Spring to Rossmoor (California) | 966.66 mi (1,555.69 km) |
| Big Spring to Rossville (Maryland) | 1,479.18 mi (2,380.51 km) |
| Big Spring to Roswell (Georgia) | 997.56 mi (1,605.42 km) |
| Big Spring to Roswell (New Mexico) | 193.65 mi (311.64 km) |
| Big Spring to Round Lake (Illinois) | 1,011.49 mi (1,627.84 km) |
| Big Spring to Round Lake Beach (Illinois) | 1,014.03 mi (1,631.92 km) |
| Big Spring to Round Rock (Texas) | 254.23 mi (409.15 km) |
| Big Spring to Rowland Heights (California) | 956.31 mi (1,539.03 km) |
| Big Spring to Rowlett (Texas) | 290.85 mi (468.07 km) |
