| Povoa de Santa Iria to Southern Pines (North Carolina) | 3,789.59 mi (6,098.76 km) |
| Povoa de Santa Iria to Southfield (Michigan) | 3,768.22 mi (6,064.37 km) |
| Povoa de Santa Iria to Southgate (Michigan) | 3,773.04 mi (6,072.12 km) |
| Povoa de Santa Iria to Southlake (Texas) | 4,746.97 mi (7,639.51 km) |
| Povoa de Santa Iria to Spanaway (Washington) | 5,220.19 mi (8,401.09 km) |
| Povoa de Santa Iria to Spanish Fork (Utah) | 5,117.10 mi (8,235.18 km) |
| Povoa de Santa Iria to Spanish Lake (Missouri) | 4,206.78 mi (6,770.16 km) |
| Povoa de Santa Iria to Spanish Springs (Nevada) | 5,463.63 mi (8,792.86 km) |
| Povoa de Santa Iria to Sparks (Nevada) | 5,469.33 mi (8,802.03 km) |
| Povoa de Santa Iria to Spartanburg (South Carolina) | 3,924.64 mi (6,316.09 km) |
| Povoa de Santa Iria to Spearfish (South Dakota) | 4,616.26 mi (7,429.16 km) |
| Povoa de Santa Iria to Speedway (Indiana) | 3,986.72 mi (6,416.01 km) |
| Povoa de Santa Iria to Spencer (Iowa) | 4,290.89 mi (6,905.52 km) |
| Povoa de Santa Iria to Spokane (Washington) | 5,017.88 mi (8,075.50 km) |
| Povoa de Santa Iria to Spokane Valley (Washington) | 5,010.92 mi (8,064.30 km) |
