| Piera to River Ridge (Louisiana) | 4,975.82 mi (8,007.80 km) |
| Piera to Riverbank (California) | 5,878.44 mi (9,460.44 km) |
| Piera to Riverdale (Georgia) | 4,553.45 mi (7,328.06 km) |
| Piera to Riverdale (Illinois) | 4,386.09 mi (7,058.72 km) |
| Piera to Riverside (California) | 5,950.61 mi (9,576.58 km) |
| Piera to Riverside (Ohio) | 4,301.07 mi (6,921.90 km) |
| Piera to Riverton (Utah) | 5,414.05 mi (8,713.07 km) |
| Piera to Riverton (Wyoming) | 5,161.40 mi (8,306.47 km) |
| Piera to Riverview (Florida) | 4,683.74 mi (7,537.76 km) |
| Piera to Riverview (Michigan) | 4,173.18 mi (6,716.08 km) |
| Piera to Riviera Beach (Florida) | 4,616.22 mi (7,429.09 km) |
| Piera to Riviera Beach (Maryland) | 3,976.11 mi (6,398.93 km) |
| Piera to Roanoke (Virginia) | 4,202.78 mi (6,763.72 km) |
| Piera to Roanoke Rapids (North Carolina) | 4,124.49 mi (6,637.73 km) |
| Piera to Robbinsdale (Minnesota) | 4,493.41 mi (7,231.44 km) |
