| Cities | Distance |
|---|---|
| Sierpc to Devnya | 760.01 mi (1,223.12 km) |
| Sierpc to Dimitrovgrad | 797.49 mi (1,283.43 km) |
| Sierpc to Dobrich | 744.35 mi (1,197.92 km) |
| Sierpc to Dospat | 803.90 mi (1,293.76 km) |
| Sierpc to Dupnitsa | 750.86 mi (1,208.39 km) |
| Sierpc to Elhovo | 806.50 mi (1,297.94 km) |
| Sierpc to Etropole | 722.52 mi (1,162.78 km) |
| Sierpc to Gabrovo | 739.65 mi (1,190.36 km) |
| Sierpc to Gorna Oryahovitsa | 728.47 mi (1,172.36 km) |
| Sierpc to Gotse Delchev | 804.51 mi (1,294.73 km) |
| Sierpc to Harmanli | 810.02 mi (1,303.60 km) |
| Sierpc to Haskovo | 804.62 mi (1,294.92 km) |
| Sierpc to Ihtiman | 746.80 mi (1,201.86 km) |
| Sierpc to Isperih | 713.06 mi (1,147.55 km) |
| Sierpc to Kardzhali | 820.22 mi (1,320.01 km) |