| Waterloo to Yonkers (New York) | 3,647.90 mi (5,870.72 km) |
| Waterloo to Yorba Linda (California) | 5,614.89 mi (9,036.28 km) |
| Waterloo to York (Pennsylvania) | 3,807.14 mi (6,127.00 km) |
| Waterloo to Yorktown (Indiana) | 4,144.20 mi (6,669.44 km) |
| Waterloo to Yorkville (Illinois) | 4,186.28 mi (6,737.16 km) |
| Waterloo to Youngstown (Ohio) | 3,912.22 mi (6,296.11 km) |
| Waterloo to Youngsville (Louisiana) | 4,898.52 mi (7,883.40 km) |
| Waterloo to Ypsilanti (Michigan) | 3,975.71 mi (6,398.29 km) |
| Waterloo to Yuba City (California) | 5,422.42 mi (8,726.54 km) |
| Waterloo to Yucaipa (California) | 5,583.76 mi (8,986.20 km) |
| Waterloo to Yucca Valley (California) | 5,559.04 mi (8,946.42 km) |
| Waterloo to Yukon (Oklahoma) | 4,839.73 mi (7,788.79 km) |
| Waterloo to Yulee (Florida) | 4,446.10 mi (7,155.31 km) |
| Waterloo to Yuma (Arizona) | 5,586.41 mi (8,990.45 km) |
| Waterloo to Zachary (Louisiana) | 4,836.12 mi (7,782.99 km) |
