Area Codes in Sierpc
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 24 | Płock | Masovian Voivodeship | 127,474 | Poland | Europe/Warsaw |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Blizno, Masovian Voivodeship | Masovian Voivodeship | Poland | — | 24 | — |
| Goleszyn | Masovian Voivodeship | Poland | — | 24 | — |
| Ostrowy, Gmina Gozdowo | Masovian Voivodeship | Poland | — | 34 | — |
| Rachocin | Masovian Voivodeship | Poland | — | 24 | — |
| Stopin | Masovian Voivodeship | Poland | — | 24 | — |