| Round Lake Beach to Federal Way (Washington) | 1,697.94 mi (2,732.56 km) |
| Round Lake Beach to Felida (Washington) | 1,721.47 mi (2,770.44 km) |
| Round Lake Beach to Fenton (Michigan) | 223.99 mi (360.48 km) |
| Round Lake Beach to Fergus Falls (Minnesota) | 478.13 mi (769.47 km) |
| Round Lake Beach to Ferguson (Missouri) | 276.40 mi (444.82 km) |
| Round Lake Beach to Fernandina Beach (Florida) | 888.92 mi (1,430.58 km) |
| Round Lake Beach to Ferndale (Maryland) | 637.61 mi (1,026.13 km) |
| Round Lake Beach to Ferndale (Michigan) | 252.50 mi (406.36 km) |
| Round Lake Beach to Ferndale (Washington) | 1,710.48 mi (2,752.76 km) |
| Round Lake Beach to Fernley (Nevada) | 1,625.39 mi (2,615.80 km) |
| Round Lake Beach to Ferry Pass (Florida) | 820.83 mi (1,321.00 km) |
| Round Lake Beach to Festus (Missouri) | 312.47 mi (502.87 km) |
| Round Lake Beach to Fife (Washington) | 1,698.80 mi (2,733.95 km) |
| Round Lake Beach to Fillmore (California) | 1,747.42 mi (2,812.20 km) |
| Round Lake Beach to Findlay (Ohio) | 246.92 mi (397.38 km) |
