NEIGHBORHOOD GUIDE
Merkez neighborhood postal code
Merkez neighborhood is in Kaynaşlı district, Düzce. The postal code listed for this locality is 81900.
UNDERSTAND AND USE YOUR POSTAL CODE
Where is postal code 81900?
81900 is listed in this guide for Merkez neighborhood, Kaynaşlı, Düzce. If you are looking up this number, compare the province and district with your own address as well.
How to write an address in Merkez
Enter Düzce in the province field and Kaynaşlı in the district field. Use Merkez neighborhood as the locality. Complete the street, building and apartment number in the full address section.
Enter 81900 in a field labeled “Postal code” or “ZIP code”. Keep the province and district names in their own fields rather than adding them to the code.
If your delivery and billing addresses differ, check the locality and postal code for each address separately. Review the code when updating a saved address; your previous code may not match the new location.
ADDRESS EXAMPLE
Recipient’s full name
Merkez neighborhood
Street, building and apartment number
81900 Kaynaşlı / Düzce
Other localities using postal code 81900
The guide lists 6 other localities with the same code. Of these, 6 are in Kaynaşlı district. Sharing a code does not make the locality names interchangeable.
About the postal code for Merkez
How do I use this code for online shopping?
If your address is in Merkez neighborhood, enter 81900 in the postal code field. Select Düzce as the province and Kaynaşlı as the district. Add the street and building information to the full address.
What should I check when entering the code?
Turkish postal codes have five digits. Enter just those digits together in the code field. Check that Düzce, Kaynaşlı and Merkez also match your address.
How can I find a different locality’s code?
Return to the Kaynaşlı locality list and select the name. For another district, start from all provinces or use search. If a record appears incorrect, let us know.