Marmara postal codes — Turkiye

Marmara is a province of Turkiye, made up of 11 cities.

Towns in Marmara include Osmangazi, Nilufer, Yildirim, Kirklareli Merkez, Izmit and Biga, together with the surrounding localities whose postal codes are listed above.

• 10Balikesir
• 11Bilecik
• 16Bursa
• 17Canakkale
• 22Edirne
• 34Istanbul
• 39Kirklareli
• 41Kocaeli
• 54Sakarya
• 59Tekirdag
• 77Yalova

How postal codes work in Marmara

Turkiye uses a single national postal-code format, written as 99999. Five digits, numeric only. Codes in Marmara follow that format like everywhere else in the country, for example 10190 for Altieylul.

Codes listed here for Marmara begin with one of these prefixes: 10, 11, 16, 17, 22, 34, 39, 41, 54, 59 and 77. Each prefix covers the delivery areas of one part of the province.

Postal codes across Turkiye, Marmara 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 Marmara follows that same order:

Recipient name
[Street name] [House number], 10190 Altieylul

What this dataset covers

This reference dataset lists 374 postal codes for Marmara across its cities, each paired with its locality and, where the source provides them, coordinates and a time zone.