| Piqua to Buhusi | 5,086.60 mi (8,186.10 km) |
| Piqua to Bumbesti-Jiu | 5,036.17 mi (8,104.93 km) |
| Piqua to Busteni | 5,104.78 mi (8,215.34 km) |
| Piqua to Buzau | 5,163.14 mi (8,309.28 km) |
| Piqua to Cajvana | 5,015.43 mi (8,071.55 km) |
| Piqua to Calafat | 5,073.64 mi (8,165.24 km) |
| Piqua to Calan | 4,997.51 mi (8,042.72 km) |
| Piqua to Calarasi | 5,226.23 mi (8,410.81 km) |
| Piqua to Campia Turzii | 4,993.21 mi (8,035.79 km) |
| Piqua to Campina | 5,125.07 mi (8,248.01 km) |
| Piqua to Campulung | 5,093.47 mi (8,197.15 km) |
| Piqua to Campulung Moldovenesc | 5,008.67 mi (8,060.67 km) |
| Piqua to Caracal | 5,120.21 mi (8,240.18 km) |
| Piqua to Caransebes | 4,982.21 mi (8,018.09 km) |
| Piqua to Carei | 4,891.97 mi (7,872.86 km) |
