| Povoa de Santa Iria to Seymour (Tennessee) | 3,987.26 mi (6,416.87 km) |
| Povoa de Santa Iria to Shady Hills (Florida) | 4,176.38 mi (6,721.23 km) |
| Povoa de Santa Iria to Shafter (California) | 5,638.62 mi (9,074.47 km) |
| Povoa de Santa Iria to Shaker Heights (Ohio) | 3,714.44 mi (5,977.81 km) |
| Povoa de Santa Iria to Shakopee (Minnesota) | 4,164.85 mi (6,702.67 km) |
| Povoa de Santa Iria to Sharon (Pennsylvania) | 3,670.70 mi (5,907.42 km) |
| Povoa de Santa Iria to Sharonville (Ohio) | 3,913.82 mi (6,298.68 km) |
| Povoa de Santa Iria to Shasta Lake (California) | 5,520.72 mi (8,884.73 km) |
| Povoa de Santa Iria to Shawnee (Kansas) | 4,414.99 mi (7,105.24 km) |
| Povoa de Santa Iria to Shawnee (Oklahoma) | 4,647.99 mi (7,480.22 km) |
| Povoa de Santa Iria to Sheboygan (Wisconsin) | 3,939.43 mi (6,339.90 km) |
| Povoa de Santa Iria to Shelby (North Carolina) | 3,894.63 mi (6,267.80 km) |
| Povoa de Santa Iria to Shelbyville (Indiana) | 3,972.16 mi (6,392.58 km) |
| Povoa de Santa Iria to Shelbyville (Kentucky) | 3,986.28 mi (6,415.31 km) |
| Povoa de Santa Iria to Shelbyville (Tennessee) | 4,132.68 mi (6,650.91 km) |
