| Rock Island to Pawtucket (Rhode Island) | 989.67 mi (1,592.72 km) |
| Rock Island to Payson (Arizona) | 1,232.46 mi (1,983.45 km) |
| Rock Island to Payson (Utah) | 1,108.98 mi (1,784.72 km) |
| Rock Island to Peabody (Massachusetts) | 1,007.31 mi (1,621.10 km) |
| Rock Island to Peachtree City (Georgia) | 647.76 mi (1,042.47 km) |
| Rock Island to Peachtree Corners (Georgia) | 623.45 mi (1,003.34 km) |
| Rock Island to Pearl (Mississippi) | 636.02 mi (1,023.58 km) |
| Rock Island to Pearl City (Hawaii) | 4,099.49 mi (6,597.49 km) |
| Rock Island to Pearl River (New York) | 860.12 mi (1,384.22 km) |
| Rock Island to Pearland (Texas) | 864.72 mi (1,391.64 km) |
| Rock Island to Pebble Creek (Florida) | 1,030.51 mi (1,658.45 km) |
| Rock Island to Pecan Grove (Texas) | 867.76 mi (1,396.52 km) |
| Rock Island to Pecos (Texas) | 998.64 mi (1,607.16 km) |
| Rock Island to Peekskill (New York) | 862.48 mi (1,388.03 km) |
| Rock Island to Pekin (Illinois) | 79.85 mi (128.51 km) |
