| Sinnai to Bumbesti-Jiu | 829.45 mi (1,334.87 km) |
| Sinnai to Busteni | 932.32 mi (1,500.43 km) |
| Sinnai to Buzau | 985.14 mi (1,585.42 km) |
| Sinnai to Cajvana | 1,017.81 mi (1,638.00 km) |
| Sinnai to Calafat | 779.12 mi (1,253.87 km) |
| Sinnai to Calan | 830.02 mi (1,335.80 km) |
| Sinnai to Calarasi | 991.38 mi (1,595.47 km) |
| Sinnai to Campia Turzii | 893.30 mi (1,437.62 km) |
| Sinnai to Campina | 934.77 mi (1,504.37 km) |
| Sinnai to Campulung | 906.50 mi (1,458.88 km) |
| Sinnai to Campulung Moldovenesc | 994.97 mi (1,601.25 km) |
| Sinnai to Caracal | 847.27 mi (1,363.54 km) |
| Sinnai to Caransebes | 786.23 mi (1,265.32 km) |
| Sinnai to Carei | 879.49 mi (1,415.40 km) |
| Sinnai to Cernavoda | 1,027.30 mi (1,653.27 km) |
