| Piqua to Schwaig | 4,401.77 mi (7,083.97 km) |
| Piqua to Schwaigern | 4,331.12 mi (6,970.26 km) |
| Piqua to Schwaikheim | 4,352.21 mi (7,004.20 km) |
| Piqua to Schwalbach | 4,238.73 mi (6,821.57 km) |
| Piqua to Schwalmstadt | 4,274.45 mi (6,879.07 km) |
| Piqua to Schwalmtal | 4,152.72 mi (6,683.15 km) |
| Piqua to Schwandorf | 4,441.55 mi (7,147.99 km) |
| Piqua to Schwanewede | 4,173.73 mi (6,716.96 km) |
| Piqua to Schwarzenbek | 4,232.28 mi (6,811.19 km) |
| Piqua to Schwarzenberg | 4,421.51 mi (7,115.73 km) |
| Piqua to Schwarzenbruck | 4,407.37 mi (7,092.98 km) |
| Piqua to Schwedt (Oder) | 4,382.55 mi (7,053.04 km) |
| Piqua to Schweinfurt | 4,343.98 mi (6,990.97 km) |
| Piqua to Schwelm | 4,189.45 mi (6,742.26 km) |
| Piqua to Schwerin | 4,261.15 mi (6,857.66 km) |
