| Round Lake Beach to University Place (Washington) | 1,707.94 mi (2,748.67 km) |
| Round Lake Beach to Upland (California) | 1,693.18 mi (2,724.90 km) |
| Round Lake Beach to Upper Arlington (Ohio) | 306.93 mi (493.95 km) |
| Round Lake Beach to Upper Grand Lagoon (Florida) | 853.55 mi (1,373.66 km) |
| Round Lake Beach to Upper Montclair (New Jersey) | 724.02 mi (1,165.20 km) |
| Round Lake Beach to Urbana (Illinois) | 156.85 mi (252.42 km) |
| Round Lake Beach to Urbana (Maryland) | 598.99 mi (963.99 km) |
| Round Lake Beach to Urbana (Ohio) | 274.07 mi (441.07 km) |
| Round Lake Beach to Urbandale (Iowa) | 297.01 mi (477.99 km) |
| Round Lake Beach to Utica (New York) | 653.58 mi (1,051.84 km) |
| Round Lake Beach to Uvalde (Texas) | 1,118.75 mi (1,800.45 km) |
| Round Lake Beach to Vacaville (California) | 1,793.19 mi (2,885.86 km) |
| Round Lake Beach to Vadnais Heights (Minnesota) | 310.42 mi (499.57 km) |
| Round Lake Beach to Vail (Arizona) | 1,428.95 mi (2,299.67 km) |
| Round Lake Beach to Valdosta (Georgia) | 839.53 mi (1,351.09 km) |
