| Rock Island to Pelham (Alabama) | 601.37 mi (967.81 km) |
| Rock Island to Pell City (Alabama) | 595.23 mi (957.93 km) |
| Rock Island to Pella (Iowa) | 121.09 mi (194.87 km) |
| Rock Island to Pembroke Pines (Florida) | 1,217.30 mi (1,959.05 km) |
| Rock Island to Pendleton (Oregon) | 1,435.18 mi (2,309.70 km) |
| Rock Island to Pensacola (Florida) | 785.07 mi (1,263.45 km) |
| Rock Island to Peoria (Arizona) | 1,296.89 mi (2,087.14 km) |
| Rock Island to Peoria (Illinois) | 70.68 mi (113.75 km) |
| Rock Island to Perris (California) | 1,543.82 mi (2,484.54 km) |
| Rock Island to Perry (Georgia) | 727.20 mi (1,170.31 km) |
| Rock Island to Perry Hall (Maryland) | 754.40 mi (1,214.09 km) |
| Rock Island to Perrysburg (Ohio) | 359.12 mi (577.94 km) |
| Rock Island to Perth Amboy (New Jersey) | 851.83 mi (1,370.89 km) |
| Rock Island to Peru (Indiana) | 239.67 mi (385.71 km) |
| Rock Island to Petal (Mississippi) | 703.35 mi (1,131.93 km) |
