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Turkey postal codes starting with 81

Prefix 81 contains 14 postal code records across 305 mapped localities in Turkey.

Verified data profile for Turkey prefix 81

Based on 317 records, 14 postal code values and 305 mapped localities. Coordinate coverage is 100.0%.

317
Records
14
Postal identifiers
100.0%
Geocoded
81010
Example code
Postal code Locality Administrative path Coordinates
81010 Aziziyegünlü Düzce / Düzce 40.8592, 31.1749
81020 Azmimilli/Çay Düzce / Düzce 40.8592, 31.1749
81030 Beyciler Düzce / Düzce 40.8592, 31.1749
81100 Akbiyiklar Düzce / Düzce 40.871, 31.2482
81100 Akpinar Düzce / Düzce 40.8258, 31.1991
81100 Aktarla Düzce / Düzce 41.3384, 32.1688

Related postal lookups

Turkey
Country · 36,307 records
All prefixes
Postal code prefixes · 2,953 records
Prefix 71
Postal code range · 16 records
Prefix 14
Postal code range · 15 records
Prefix 18
Postal code range · 15 records
Prefix 77
Postal code range · 15 records
Prefix 40
Postal code range · 13 records
Prefix 70
Postal code range · 13 records
Prefix 05
Postal code range · 12 records
Prefix 72
Postal code range · 12 records

Prefix coverage and examples

Use this page to understand country coverage, postal code formats, prefixes and the most useful child pages for lookup or download. The canonical route for this record set is /postal-codes/turkey/codes/81.

How to use this lookup

  • Use the sample rows to verify what the prefix actually covers.
  • Compare neighboring prefixes when a city or district spans multiple ranges.
  • Download the country dataset when you need every code in the prefix.
Records
317
Database rows represented by this canonical route.
Postal identifiers
14
Distinct postal code values in this route.
Localities
305
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Detected format
5 digits (NNNNN)
The detected records use a fixed-length numeric postal code.
Example
81010
Sample code from Aziziyegünlü.
Prefix use
range lookup
Use this range when you know the first digits or letters but need matching localities.
Code Place Hierarchy Coordinates
81010 Aziziyegünlü Düzce / Düzce 40.8592, 31.1749
81020 Azmimilli/Çay Düzce / Düzce 40.8592, 31.1749
81030 Beyciler Düzce / Düzce 40.8592, 31.1749
81100 Akbiyiklar Düzce / Düzce 40.871, 31.2482
81100 Akpinar Düzce / Düzce 40.8258, 31.1991
Download postal data
CSV, JSON and XLSX exports for research, validation and data products.
Use the API
Query postal codes by country, place name, region or code prefix.
Implementation notes
Field definitions, canonical paths and practical lookup guidance.

Useful related pages

Turkey
Country · 36,307 records
All prefixes
Postal code prefixes · 2,953 records
Prefix 71
Postal code range · 16 records
Prefix 14
Postal code range · 15 records
Prefix 18
Postal code range · 15 records
Prefix 77
Postal code range · 15 records
Prefix 40
Postal code range · 13 records
Prefix 70
Postal code range · 13 records
Prefix 05
Postal code range · 12 records
Prefix 72
Postal code range · 12 records

Data questions

What does this postal code prefix cover?

This page lists representative records, localities and nearby ranges for the Turkey prefix 81 prefix in Turkey.

Is the complete prefix dataset shown here?

The HTML page shows a bounded sample from 14 matching identifiers and points to the country export for complete coverage.

How should I use a prefix page?

Use it to narrow a lookup when you know the first characters of the code, then confirm locality, region and coordinates.

Related prefix ranges in Turkey

Compare this range with other active postal code prefixes from the same country-level directory.

71
16 codes across 200 localities.
14
15 codes across 464 localities.
18
15 codes across 380 localities.
77
15 codes across 60 localities.
40
13 codes across 260 localities.
70
13 codes across 172 localities.
05
12 codes across 326 localities.
72
12 codes across 273 localities.

Representative postal code examples

This page keeps a bounded sample for fast crawling and links each code to its canonical lookup page. Use the country export when you need the full prefix dataset.

Postal code Locality Region Coordinates
81010 Aziziyegünlü Düzce / Düzce 40.8592, 31.1749
81020 Azmimilli/Çay Düzce / Düzce 40.8592, 31.1749
81030 Beyciler Düzce / Düzce 40.8592, 31.1749
81100 Akbiyiklar Düzce / Düzce 40.871, 31.2482
81100 Akpinar Düzce / Düzce 40.8258, 31.1991
81100 Aktarla Düzce / Düzce 41.3384, 32.1688
81100 Altinpinar Düzce / Düzce 40.8133, 31.2334
81100 Asar Düzce / Düzce 40.8715, 31.2718
81100 Aydinpinar Düzce / Düzce 40.7596, 31.1113
81100 Bahçeköy Düzce / Düzce 40.823, 31.0799
81100 Ballica Düzce / Düzce 40.7833, 31.1
81100 Batakliçiftlik Düzce / Düzce 40.8023, 31.1103
81100 Beslambey Düzce / Düzce 40.8123, 31.1622
81100 Bostanyeri Düzce / Düzce 40.8696, 31.1489
81100 Büyükaçma Düzce / Düzce 40.787, 31.1749
81100 Darici Düzce / Düzce 40.8231, 31.1552
81100 Dağdibi Düzce / Düzce 40.7711, 31.2216
81100 Dedeler Düzce / Düzce 40.8419, 31.188
81100 Derdin Düzce / Düzce 40.7053, 31.2247
81100 Develi Düzce / Düzce 40.777, 31.1406
81100 Değirmenbaşi Düzce / Düzce 40.7732, 31.1772
81100 Doğanli Düzce / Düzce 40.8009, 31.2366
81100 Duraklar Düzce / Düzce 40.7888, 31.1217
81100 Esenköy Düzce / Düzce 40.4526, 30.3249
81100 Esentepe Düzce / Düzce 40.9, 31.2795
81100 Esençam Düzce / Düzce 40.8969, 31.2601
81100 Eskimengencik Düzce / Düzce 40.7783, 31.2328
81100 Fevziye Düzce / Düzce 40.8322, 31.0608
81100 Findikli Düzce / Düzce 40.7197, 31.1973
81100 Gökçe Düzce / Düzce 40.8167, 31.2
81100 Gölormani Düzce / Düzce 40.7613, 31.084
81100 Gümüşpinar Düzce / Düzce 40.8123, 31.1622
81100 Günbaşi Düzce / Düzce 40.8123, 31.1622
81100 Gündolamasi Düzce / Düzce 40.8371, 31.2186
81100 Güven Düzce / Düzce 40.7698, 31.1989
81100 Haciahmetler Düzce / Düzce 40.8016, 31.1514
81100 Hacialiler Düzce / Düzce 40.8246, 31.2099
81100 Hasanlar Düzce / Düzce 40.9158, 31.2681
81100 Hocaoğlu Düzce / Düzce 40.8002, 31.0997
81100 Kaledibi Düzce / Düzce 40.7688, 31.1602
81100 Karadere Düzce / Düzce 40.838, 31.0706
81100 Karaçali Düzce / Düzce 40.7973, 31.1743
81100 Kavakbiçki Düzce / Düzce 40.7532, 31.1446
81100 Kazikoğlu Düzce / Düzce 40.8623, 31.21
81100 Kirazli Düzce / Düzce 40.8095, 31.2111
81100 Kizilcik Düzce / Düzce 40.7952, 31.1075
81100 Konakli Düzce / Düzce 40.7806, 31.1256
81100 Koçyazi Düzce / Düzce 40.8292, 31.1369
81100 Kutlu Düzce / Düzce 40.7699, 31.1448
81100 Kuyumcuhaciali Düzce / Düzce 40.8544, 31.2045
81100 Kuşaçmasi Düzce / Düzce 40.8013, 31.0825
81100 Köprübaşi Düzce / Düzce 40.8123, 31.1622
81100 Küçükahmet Düzce / Düzce 40.7946, 31.1378
81100 Küçükmehmet Düzce / Düzce 40.8123, 31.1622
81100 Mamure Düzce / Düzce 40.84, 31.098
81100 Muncurlu Düzce / Düzce 40.816, 31.258
81100 Muradiye Düzce / Düzce 40.7833, 31.2333
81100 Musababa Düzce / Düzce 40.8271, 31.2469
81100 Nalbantoğlu Düzce / Düzce 40.8623, 31.2234
81100 Nuhlar Düzce / Düzce 40.7, 31.6667