Kode Area di Oppenau
Kota Terdekat
| Kota | Wilayah | Negara | Populasi | Kode Area | Kode Pos |
|---|---|---|---|---|---|
| Bad Peterstal-Griesbach | Baden-Württemberg | Jerman | 3,006 | 7806 | 77740 |
| Nordrach | Baden-Württemberg | Jerman | 2,027 | 7838 | 77787 |
| Oberharmersbach | Baden-Württemberg | Jerman | 2,558 | 7837 | 77784 |
| Oberkirch | Baden-Württemberg | Jerman | 20,375 | 7805, 7802 | 77704 |
| Ottenhöfen im Schwarzwald | Baden-Württemberg | Jerman | — | 7842 | 77883 |