| Piedras Blancas to Reidsville (North Carolina) | 3,806.79 mi (6,126.43 km) |
| Piedras Blancas to Reisterstown (Maryland) | 3,563.08 mi (5,734.22 km) |
| Piedras Blancas to Rendon (Texas) | 4,770.50 mi (7,677.38 km) |
| Piedras Blancas to Reno (Nevada) | 5,370.04 mi (8,642.25 km) |
| Piedras Blancas to Renton (Washington) | 5,047.27 mi (8,122.80 km) |
| Piedras Blancas to Republic (Missouri) | 4,407.63 mi (7,093.39 km) |
| Piedras Blancas to Reston (Virginia) | 3,605.03 mi (5,801.73 km) |
| Piedras Blancas to Revere (Massachusetts) | 3,200.09 mi (5,150.05 km) |
| Piedras Blancas to Rexburg (Idaho) | 4,867.47 mi (7,833.43 km) |
| Piedras Blancas to Reynoldsburg (Ohio) | 3,821.05 mi (6,149.39 km) |
| Piedras Blancas to Rialto (California) | 5,552.21 mi (8,935.42 km) |
| Piedras Blancas to Richardson (Texas) | 4,729.70 mi (7,611.72 km) |
| Piedras Blancas to Richfield (Minnesota) | 4,098.11 mi (6,595.27 km) |
| Piedras Blancas to Richfield (Wisconsin) | 3,945.54 mi (6,349.73 km) |
| Piedras Blancas to Richland (Washington) | 5,012.93 mi (8,067.53 km) |
