| Willebroek to Stephenville (Texas) | 5,017.11 mi (8,074.25 km) |
| Willebroek to Sterling (Colorado) | 4,749.77 mi (7,644.02 km) |
| Willebroek to Sterling (Illinois) | 4,212.52 mi (6,779.39 km) |
| Willebroek to Sterling (Virginia) | 3,867.86 mi (6,224.72 km) |
| Willebroek to Sterling Heights (Michigan) | 3,925.51 mi (6,317.50 km) |
| Willebroek to Steubenville (Ohio) | 3,934.84 mi (6,332.51 km) |
| Willebroek to Stevens Point (Wisconsin) | 4,077.39 mi (6,561.92 km) |
| Willebroek to Stevenson Ranch (California) | 5,593.25 mi (9,001.47 km) |
| Willebroek to Stillwater (Minnesota) | 4,168.55 mi (6,708.63 km) |
| Willebroek to Stillwater (Oklahoma) | 4,769.02 mi (7,675.00 km) |
| Willebroek to Stockbridge (Georgia) | 4,403.94 mi (7,087.45 km) |
| Willebroek to Stockton (California) | 5,462.62 mi (8,791.24 km) |
| Willebroek to Stone Ridge (Virginia) | 3,877.40 mi (6,240.07 km) |
| Willebroek to Stonecrest (Georgia) | 4,392.39 mi (7,068.87 km) |
| Willebroek to Stony Brook (New York) | 3,610.15 mi (5,809.97 km) |
