| Rock Island to Pittsburg (California) | 1,671.31 mi (2,689.72 km) |
| Rock Island to Pittsburg (Kansas) | 356.00 mi (572.93 km) |
| Rock Island to Pittsburgh (Pennsylvania) | 557.65 mi (897.45 km) |
| Rock Island to Pittsfield (Massachusetts) | 891.01 mi (1,433.94 km) |
| Rock Island to Placentia (California) | 1,573.02 mi (2,531.53 km) |
| Rock Island to Placerville (California) | 1,599.86 mi (2,574.72 km) |
| Rock Island to Plainfield (Illinois) | 122.35 mi (196.90 km) |
| Rock Island to Plainfield (Indiana) | 252.67 mi (406.63 km) |
| Rock Island to Plainfield (New Jersey) | 843.32 mi (1,357.20 km) |
| Rock Island to Plainview (New York) | 890.28 mi (1,432.76 km) |
| Rock Island to Plainview (Texas) | 787.86 mi (1,267.94 km) |
| Rock Island to Plano (Illinois) | 107.09 mi (172.34 km) |
| Rock Island to Plano (Texas) | 672.90 mi (1,082.92 km) |
| Rock Island to Plant City (Florida) | 1,045.22 mi (1,682.12 km) |
| Rock Island to Plantation (Florida) | 1,212.39 mi (1,951.16 km) |
