| Round Lake Beach to Anoka (Minnesota) | 329.03 mi (529.53 km) |
| Round Lake Beach to Ansonia (Connecticut) | 774.78 mi (1,246.88 km) |
| Round Lake Beach to Antelope (California) | 1,754.10 mi (2,822.95 km) |
| Round Lake Beach to Anthem (Arizona) | 1,426.63 mi (2,295.94 km) |
| Round Lake Beach to Antioch (California) | 1,793.48 mi (2,886.33 km) |
| Round Lake Beach to Antioch (Illinois) | 6.59 mi (10.60 km) |
| Round Lake Beach to Apache Junction (Arizona) | 1,415.09 mi (2,277.37 km) |
| Round Lake Beach to Apex (North Carolina) | 674.15 mi (1,084.93 km) |
| Round Lake Beach to Apollo Beach (Florida) | 1,059.15 mi (1,704.53 km) |
| Round Lake Beach to Apopka (Florida) | 1,013.40 mi (1,630.92 km) |
| Round Lake Beach to Apple Valley (California) | 1,656.96 mi (2,666.62 km) |
| Round Lake Beach to Apple Valley (Minnesota) | 303.93 mi (489.13 km) |
| Round Lake Beach to Appleton (Wisconsin) | 132.11 mi (212.61 km) |
| Round Lake Beach to Arbutus (Maryland) | 633.15 mi (1,018.96 km) |
| Round Lake Beach to Arcadia (California) | 1,711.60 mi (2,754.56 km) |
