| Waterloo to St. George (Utah) | 5,300.46 mi (8,530.26 km) |
| Waterloo to St. Helens (Oregon) | 5,058.41 mi (8,140.73 km) |
| Waterloo to St. James (New York) | 3,621.85 mi (5,828.81 km) |
| Waterloo to St. John (Indiana) | 4,159.48 mi (6,694.04 km) |
| Waterloo to St. Joseph (Missouri) | 4,514.75 mi (7,265.78 km) |
| Waterloo to St. Louis (Missouri) | 4,399.93 mi (7,081.00 km) |
| Waterloo to St. Louis Park (Minnesota) | 4,207.42 mi (6,771.19 km) |
| Waterloo to St. Marys (Georgia) | 4,440.29 mi (7,145.96 km) |
| Waterloo to St. Marys (Pennsylvania) | 3,812.76 mi (6,136.04 km) |
| Waterloo to St. Matthews (Kentucky) | 4,240.93 mi (6,825.11 km) |
| Waterloo to St. Michael (Minnesota) | 4,206.73 mi (6,770.07 km) |
| Waterloo to St. Paul (Minnesota) | 4,198.30 mi (6,756.51 km) |
| Waterloo to St. Peter (Minnesota) | 4,258.46 mi (6,853.33 km) |
| Waterloo to St. Peters (Missouri) | 4,406.43 mi (7,091.46 km) |
| Waterloo to St. Petersburg (Florida) | 4,633.46 mi (7,456.83 km) |
