Postcode Balkaya
| Name | Postcode Balkaya | |
| Location | Koyler | |
| Adjusted | ||
| Showed | 1263x | |
| Postcode | 54600 | |
Postal code Balkaya, 54600, Koyler, Sapanca, Sakarya, Turkey |
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| Name | Postcode Balkaya | |
| Location | Koyler | |
| Adjusted | ||
| Showed | 1263x | |
| Postcode | 54600 | |
Postal code Balkaya, 54600, Koyler, Sapanca, Sakarya, Turkey |
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