Kode Area di Apen
| Kode Area▲ | Kota↕ | Daerah Administratif↕ | Populasi Kota↕ | Negara/Wilayah | Zona Waktu |
|---|
| 4409 | Westerstede | Niedersachsen | 21,902 | Jerman | Europe/Berlin |
| 4489 | Westerstede | Niedersachsen | 21,902 | Jerman | Europe/Berlin |
| 4499 | Barßel | Niedersachsen | 12,475 | Jerman | Europe/Berlin |
Kota Terdekat
| Kota | Wilayah | Negara | Populasi | Kode Area | Kode Pos |
|---|
| Barßel | Niedersachsen | Jerman | 12,475 | 4497, 4499, 4409, 4492 | 26676 |
| Detern | Niedersachsen | Jerman | 2,687 | 491, 4489, 4957 | 26847 |
| Filsum | Niedersachsen | Jerman | 2,134 | 4957, 4956 | 26849 |
| Schwerinsdorf | Niedersachsen | Jerman | 762 | 4956 | — |
| Westerstede | Niedersachsen | Jerman | 21,902 | 4458, 4403, 4409, 4488 | 26655 |