Postal code of Oberer Graben, Olten
Oberer Graben has 9 addresses. All addresses on this street share postcode 4600.
Postal code: 4600
Addresses
| Oberer Graben 3 | 4600 |
| Oberer Graben 4 | 4600 |
| Oberer Graben 5 | 4600 |
| Oberer Graben 6 | 4600 |
| Oberer Graben 7 | 4600 |
| Oberer Graben 8 | 4600 |
| Oberer Graben 9 | 4600 |
| Oberer Graben 10 | 4600 |
| Oberer Graben 12 | 4600 |