Area Codes in Prostki
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 87 | Suwałki | Podlaskie Voivodeship | 69,222 | Poland | Europe/Warsaw |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Ełk | Warmian-Masurian Voivodeship | Poland | 55,769 | 87 | 19-300, 19-301, 19-302, 19-303 |
| Grajewo | Podlaskie Voivodeship | Poland | 22,803 | 86 | 19-203 |
| Kobylin, Warmian-Masurian Voivodeship | Warmian-Masurian Voivodeship | Poland | — | 65 | — |
| Nowa Wieś Ełcka | Warmian-Masurian Voivodeship | Poland | — | 87 | — |
| Wiśniowo Ełckie | Warmian-Masurian Voivodeship | Poland | — | 87 | — |