| Round Lake Beach to Pawtucket (Rhode Island) | 855.45 mi (1,376.72 km) |
| Round Lake Beach to Payson (Arizona) | 1,373.73 mi (2,210.80 km) |
| Round Lake Beach to Payson (Utah) | 1,236.30 mi (1,989.64 km) |
| Round Lake Beach to Peabody (Massachusetts) | 870.72 mi (1,401.29 km) |
| Round Lake Beach to Peachtree City (Georgia) | 649.47 mi (1,045.22 km) |
| Round Lake Beach to Peachtree Corners (Georgia) | 617.49 mi (993.76 km) |
| Round Lake Beach to Pearl (Mississippi) | 706.89 mi (1,137.62 km) |
| Round Lake Beach to Pearl City (Hawaii) | 4,224.67 mi (6,798.95 km) |
| Round Lake Beach to Pearl River (New York) | 730.77 mi (1,176.06 km) |
| Round Lake Beach to Pearland (Texas) | 973.05 mi (1,565.97 km) |
| Round Lake Beach to Pebble Creek (Florida) | 1,033.87 mi (1,663.86 km) |
| Round Lake Beach to Pecan Grove (Texas) | 978.58 mi (1,574.88 km) |
| Round Lake Beach to Pecos (Texas) | 1,138.45 mi (1,832.16 km) |
| Round Lake Beach to Peekskill (New York) | 731.90 mi (1,177.88 km) |
| Round Lake Beach to Pekin (Illinois) | 148.49 mi (238.97 km) |
