| Piera to Robertsville (New Jersey) | 3,833.02 mi (6,168.64 km) |
| Piera to Robinson (Texas) | 5,228.73 mi (8,414.83 km) |
| Piera to Robstown (Texas) | 5,418.34 mi (8,719.98 km) |
| Piera to Rochester (Michigan) | 4,151.71 mi (6,681.53 km) |
| Piera to Rochester (Minnesota) | 4,498.42 mi (7,239.51 km) |
| Piera to Rochester (New Hampshire) | 3,589.09 mi (5,776.09 km) |
| Piera to Rochester (New York) | 3,892.57 mi (6,264.48 km) |
| Piera to Rochester Hills (Michigan) | 4,154.08 mi (6,685.35 km) |
| Piera to Rock Hill (South Carolina) | 4,340.04 mi (6,984.62 km) |
| Piera to Rock Island (Illinois) | 4,519.19 mi (7,272.93 km) |
| Piera to Rock Springs (Wyoming) | 5,260.19 mi (8,465.46 km) |
| Piera to Rockford (Illinois) | 4,423.89 mi (7,119.57 km) |
| Piera to Rockledge (Florida) | 4,586.37 mi (7,381.05 km) |
| Piera to Rocklin (California) | 5,830.98 mi (9,384.06 km) |
| Piera to Rockport (Texas) | 5,380.17 mi (8,658.55 km) |
