| Piqua to Sangeorgiu de Mures | 5,014.35 mi (8,069.82 km) |
| Piqua to Sangeorz-Bai | 4,985.11 mi (8,022.76 km) |
| Piqua to Sannicolau Mare | 4,894.00 mi (7,876.13 km) |
| Piqua to Santana | 4,914.70 mi (7,909.45 km) |
| Piqua to Satu Mare | 4,902.54 mi (7,889.88 km) |
| Piqua to Scobinti | 5,063.78 mi (8,149.37 km) |
| Piqua to Scornicesti | 5,106.96 mi (8,218.86 km) |
| Piqua to Sebes | 5,008.20 mi (8,059.92 km) |
| Piqua to Seini | 4,918.56 mi (7,915.66 km) |
| Piqua to Sfantu-Gheorghe | 5,093.12 mi (8,196.58 km) |
| Piqua to Sibiu | 5,037.00 mi (8,106.26 km) |
| Piqua to Sighetu Marmatiei | 4,932.20 mi (7,937.60 km) |
| Piqua to Sighisoara | 5,041.09 mi (8,112.85 km) |
| Piqua to Simeria | 4,992.51 mi (8,034.67 km) |
| Piqua to Sinaia | 5,108.12 mi (8,220.72 km) |
