Duzce postal codes — Karadeniz, Turkiye

Duzce is a city of Karadeniz, Turkiye.

Towns in Duzce include Duzce Merkez, Akcakoca, Cilimli, Cumayeri and Golyaka, together with the surrounding localities whose postal codes are listed above.

How postal codes work in Duzce

Turkiye uses a single national postal-code format, written as 99999. Five digits, numeric only. Codes in Duzce follow that format like everywhere else in the country, for example 81652 for Akcakoca.

Every code listed here for Duzce begins with the prefix 81, which groups its delivery areas together within Turkiye's national numbering.

Postal codes across Turkiye, Duzce included, are issued and maintained by PTT (Posta ve Telgraf Teşkilatı). Reference information is available at www.ptt.gov.tr.

Addressing format

Addresses in Turkiye are written [Street name] [House number], [Postal code] [City], and an address in Duzce follows that same order:

Recipient name
[Street name] [House number], 81652 Akcakoca

What this dataset covers

This reference dataset lists 25 postal codes for Duzce, each paired with its locality and, where the source provides them, coordinates and a time zone.