Area Codes in Siecień
| 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 |
|---|---|---|---|---|---|
| Bądkowo | Masovian Voivodeship | Poland | — | 48, 54 | — |
| Brudzeń Duży | Masovian Voivodeship | Poland | 939 | 24 | — |
| Nowy Duninów | Masovian Voivodeship | Poland | 873 | 24 | — |
| Soczewka, Masovian Voivodeship | Masovian Voivodeship | Poland | — | 24 | — |
| Żerniki, Masovian Voivodeship | Masovian Voivodeship | Poland | — | 52, 62 | — |