| Round Lake Beach to Yonkers (New York) | 739.44 mi (1,190.01 km) |
| Round Lake Beach to Yorba Linda (California) | 1,706.34 mi (2,746.09 km) |
| Round Lake Beach to York (Pennsylvania) | 612.85 mi (986.29 km) |
| Round Lake Beach to Yorktown (Indiana) | 202.00 mi (325.09 km) |
| Round Lake Beach to Yorkville (Illinois) | 53.42 mi (85.98 km) |
| Round Lake Beach to Youngstown (Ohio) | 393.23 mi (632.85 km) |
| Round Lake Beach to Youngsville (Louisiana) | 875.99 mi (1,409.77 km) |
| Round Lake Beach to Ypsilanti (Michigan) | 228.06 mi (367.03 km) |
| Round Lake Beach to Yuba City (California) | 1,758.96 mi (2,830.77 km) |
| Round Lake Beach to Yucaipa (California) | 1,664.95 mi (2,679.48 km) |
| Round Lake Beach to Yucca Valley (California) | 1,630.81 mi (2,624.54 km) |
| Round Lake Beach to Yukon (Oklahoma) | 702.91 mi (1,131.23 km) |
| Round Lake Beach to Yulee (Florida) | 887.70 mi (1,428.62 km) |
| Round Lake Beach to Yuma (Arizona) | 1,591.84 mi (2,561.82 km) |
| Round Lake Beach to Zachary (Louisiana) | 827.15 mi (1,331.16 km) |
