
Istanbul uses a five-digit postal code system, which is a unique identifier for each postal code area.
The first two digits of the postal code indicate the province, while the last three digits indicate the district or postal code area.
For example, the postal code 34000 corresponds to the Beyoğlu district in Istanbul.
Each postal code area in Istanbul is assigned a unique five-digit code, making it easy to navigate and find specific locations within the city.
Check this out: Forward Sortation Area Map
What Is It
So, what is an Istanbul zip code? It's a series of five-digit numbers used to identify specific postal areas within the city.
The Istanbul zip code system is based on the Turkish postal code system, which was introduced in 1990 to improve mail delivery efficiency.
Istanbul is divided into 39 postal codes, each covering a specific area of the city.
These postal codes are used for both domestic and international mail delivery, making it easier to send and receive packages and letters.
The first two digits of the Istanbul zip code indicate the province, while the last three digits indicate the specific postal area within that province.
In Istanbul, the postal codes range from 34000 to 34990, with some areas having multiple postal codes due to their large size.
Districts in Istanbul

Istanbul is a vast city with many districts, and knowing the postal codes of these areas can be really helpful.
Knowing the postal codes for all the important areas in Istanbul is very important, whether you're in the central or coastal neighborhoods, or sub-regions.
Mentioning all municipal codes would need a wider space, but in general, we've tried to refer to the frequently asked postal code in Istanbul neighborhoods.
You can find the postal codes you're looking for in this article, and you won't leave it until you've figured out the zip code you're searching for.
Districts in Istanbul
Istanbul is a vast city with many districts, each with its own unique character and charm. You'll find that some districts are more popular than others, but knowing the postal codes can make a big difference when you're trying to navigate the city.
The postal code for Fatih district is 34093, which is the same as the postal code for the Topkapi district center. Fatih is a central district, and knowing its postal code can help you get mail and packages delivered to your doorstep.

If you're looking for the postal code of a specific neighborhood within Fatih, here are some of the most common ones: Aksaray (34096), Balat (34087), Bayazıt (34126), and Eminönü (34110).
In Kadikoy, the postal code is 34734, which is the same as the postal code for its central district. Other neighborhoods in Kadikoy have their own postal codes, such as Bostancı (34744), Caddebostan (34728), and Caferağa (34710).
Here's a list of some of the most common postal codes in Istanbul:
These are just a few examples of the many districts and neighborhoods in Istanbul. Knowing the postal codes can help you get around the city and ensure that your mail and packages arrive safely.
Basaksehir
Basaksehir is a region in Istanbul, and it's worth noting that the postal code for the region's center is 34480.
The postal code for the Basaksehir region is expressed as 34480, which is the postal number for the region's center.
You can find the following postal codes for the regions of Basaksehir:
Esenyurt

Esenyurt is a district in Istanbul that's known for its industrial area, which is reflected in its postal code of 34517.
The region is divided into several sub-districts, each with its own postal code.
Here's a list of some of the sub-districts in Esenyurt and their corresponding postal codes:
رموز بريد أحياء إسطنبول
Knowing the postal codes for Istanbul's districts is crucial, especially if you're planning to send mail or packages to specific areas.
The postal code for the Fatih region is 34093, which is the same as the postal code for its central district, Tophane.
To find the postal code for your specific area, you can visit the PTT website at https://postakodu.ptt.gov.tr. After entering the state, district, and neighborhood, the website will automatically display the postal code for your area.
Here are some frequently asked postal codes for Istanbul neighborhoods:
- Basaksehir: 34480 (center), 34494 (Altinsehir), 34488 (Bahcesehir), 34490 (Ikitelli), 34492 (Samalar)
- Kadikoy: 34734 (center), 34744 (Bostanci), 34728 (Caddebostan), 34710 (Caferaga), 34718 (Kosuyolu), 34742 (Kozyatagi), 34732 (Merdivenköy), 34736 (Ondokuzmayis), 34714 (Osmanaga), 34716 (Rasimpasa), 34734 (Sahrayicedit), 34720 (Fikirtepe), 34730 (Göztepe), 34724 (Feneryolu), 34738 (Erenköy), 34722 (Eğitim), 34726 (Fenerbahçe)
- Buyukcekmece: 34794 (Alemdag), 34799 (Ömerli), 34788 (Taşdelen)
- Gungoran: 34164
- Zeytinburnu: 34025 (Çirpıcı), 34015 (Seyitnizam), 34020 (Telsiz), 34010 (Topkapi)
Other Areas in Istanbul
Istanbul has a lot more to offer beyond its famous districts.

The city's historic peninsula, which includes Sultanahmet, Eminönü, and Beyoğlu, is home to many of Istanbul's famous landmarks and attractions.
Beyoğlu, in particular, is a shopper's paradise with its famous Istiklal Avenue, lined with high-end boutiques and restaurants.
The city's modern side can be found in areas like Maslak and Ataşehir, where sleek skyscrapers and upscale neighborhoods are on the rise.
The Asian side of Istanbul, which includes districts like Kadıköy and Üsküdar, offers a more laid-back atmosphere and stunning views of the Bosphorus.
Türkiye'nin Posta Kodu Sistemi Yapısı
Türkiye'nin posta kodu sistemi beş haneli bir sistemdir.
Bu sistem postaların sıralanmasını ve yönlendirilmesini basitleştirmek için tasarlanmıştır.
İlk birkaç rakam bölgeyi veya ili tanımlar.
Kalan rakamlar il içindeki ilçeyi veya alanı belirtir.
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