Postcode Areas of Kocaeli, Turkey map & data
Kocaeli has 32 postcode areas in this layer, 5.0% of the 644 across Turkey. The largest include 41600, 41400 and 41001.
Largest postcode areas in Kocaeli
- 41600856.5 km²
- 41400424.4 km²
- 41001372 km²
- 41780263.2 km²
- 41500254.9 km²
- 41900196.3 km²
- 41650189.4 km²
- 41090138 km²
- 41455134.6 km²
- 41080125.8 km²
- 4131044.6 km²
- 4180043 km²
What's in this layer
Every postcode area in the layer comes with its name, outline (polygon), area in km², the region it belongs to and a source ID. Postal code and ZIP code boundary areas, where they are mapped.
Make a map of postcode areas in Kocaeli
- Open the studio. No sign-up needed to start.
- Add the layer. Choose Turkey and Postcode Areas - 644 areas appear at once.
- Make it yours. Colours, icons, labels, clusters or a heat map; add your own pins, images and notes; measure distances and draw radius circles.
- Share it. Copy the link or embed it on your website - it looks great on phones too.
Frequently asked questions
How many postcode areas are there in Kocaeli, Turkey?
This layer holds 32 postcode areas in Kocaeli, Turkey. The data is refreshed every 6 months; this release is from November 2026.
Can I download a list of postcode areas in Kocaeli?
Yes. Own the layer ($5 once, or every Turkey layer with the $29 Country Pass) and export it from the studio as CSV, Shapefile, GeoJSON, KML, GPX, ArcGIS, QGIS, PNG or PDF.
Is it free to put postcode areas on my map?
Yes - every map can use 2 data layers free, and you can share or embed it. Layers you buy don't count toward that limit and work in every map you make.
What information comes with each postcode area?
The name, outline (polygon), area in km², the region it belongs to and a source ID.
Related map data
Your map is two minutes away
Pick a country, add the places that matter, draw on it, and share it with the world - on any device.