Kode Area di Gradendorf
| Kode Area▲ | Kota↕ | Daerah Administratif↕ | Populasi Kota↕ | Negara/Wilayah | Zona Waktu |
|---|
| 3144 | Köflach | Stiria | 10,447 | Austria | Europe/Vienna |
| 3147 | Salla | Stiria | — | Austria | Europe/Vienna |
| 3148 | Bärnbach | Stiria | 4,850 | Austria | Europe/Vienna |
Kota Terdekat
| Kota | Wilayah | Negara | Populasi | Kode Area | Kode Pos |
|---|
| Gallmannsegg | Stiria | Austria | — | 3149, 3148 | — |
| Kainach bei Voitsberg | Stiria | Austria | — | 3148 | 8573 |
| Köflach | Stiria | Austria | 10,447 | 3145, 3144, 3142, 3140 | 8580, 8591, 8593 |
| Piberegg | Stiria | Austria | — | 3148, 3144, 3142 | 8572 |
| Salla | Stiria | Austria | — | 3147, 3144 | — |