Postal Code 81800 - Saridere, Düzce, Turkey
Postal Code: 81800
Postal System Details
Postal Authority
PTT (Posta ve Telgraf Teşkilatı)
Postal System
Five-digit numeric postal code
Region Structure
Province → District → Neighborhood → Delivery Sector
Area Information
The postal code 81800 is part of Turkey’s five-digit national postal system, organized under the operational standards of PTT (Posta ve Telgraf Teşkilatı), the official postal authority for Turkey. Turkish postal codes follow the format X X X X X, such as 3 4 0 X X (example only). The first two digits identify the province, while the remaining digits specify the district and neighborhood-level delivery sectors. This code corresponds to Saridere in the Düzce province, located near latitude 40.8224 and longitude 30.9976. Turkey’s routing structure typically follows Province → District → Neighborhood → Delivery Sector. Example: - Province: Düzce - District: (Example: Central District Authority) - Neighborhood: Saridere - Delivery Sector: Determined by last digits This page aligns with routing guidelines publicly used by PTT. All examples are illustrative only. For accurate routing, ensure province and district match Saridere, Düzce, Turkey.
Country:
Turkey
State:
Düzce
Area:
Saridere
Postal Code:
81800
Latitude:
40.8224
Longitude:
30.9976
Frequently Asked Questions
1. What area does 81800 cover in Turkey?
It corresponds to the delivery sector for Saridere within the Düzce province.
2. How does Turkey’s postal code system work?
It uses a five-digit format identifying province, district, and neighborhood-level routing.
3. Can 81800 verify an address in Turkey?
Yes, if province and district match Saridere, Düzce, Turkey.
4. Which authority manages postal codes in Turkey?
PTT (Posta ve Telgraf Teşkilatı) manages postal routing and code assignment nationwide.