Postal Code 21110 - Klaeng, Rayong, Thailand
Postal Code: 21110
Postal System Details
Postal Authority
Thailand Post
Postal System
Five-digit numeric postal code
Region Structure
Province → District (Amphoe) → Subdistrict (Tambon) → Delivery Zone
Area Information
The postal code 21110 is part of Thailand’s national five-digit postal system, managed by Thailand Post, the country’s official postal authority. Thai postal codes follow the pattern X X X X X, such as 1 0 1 X X (example only). The first two digits identify the province, while the remaining digits designate district, subdistrict, and delivery-sector routing. This code applies to Klaeng in the Rayong province, located near latitude 12.7833 and longitude 101.65. Routing follows Province → District (Amphoe) → Subdistrict (Tambon) → Delivery Zone. Example mapping: - Province: Rayong - District: (Example: Central Amphoe Division) - Subdistrict: Klaeng - Delivery Zone: Based on final digits This page follows routing structures publicly used by Thailand Post. Examples shown are illustrative only. For accurate delivery, ensure district and subdistrict match Klaeng, Rayong, Thailand.
Country:
Thailand
State:
Rayong
Area:
Klaeng
Postal Code:
21110
Latitude:
12.7833
Longitude:
101.65
Frequently Asked Questions
1. What area does 21110 represent in Thailand?
It defines the delivery area serving Klaeng in the Rayong province.
2. How do Thai postal codes work?
They use a five-digit format representing province, district, and subdistrict routing.
3. Can 21110 verify an address in Thailand?
Yes—if district and subdistrict match Klaeng, Rayong.
4. Which authority manages postal codes in Thailand?
Thailand Post oversees code allocation and delivery routing nationwide.