If you have a or business name , let me know—I can find the exact updated 5-digit code for you.
The postal code (or 153-631) is located in South Korea , specifically within the Ansan-si district of Gyeonggi-do . In the older 6-digit postal system (which began transitioning to a 5-digit system in 2015), this code identifies a specific neighborhood within the city. 📍 Geographical Details City: Ansan-si (안산시) Province: Gyeonggi-do (경기도) District: Danwon-gu (단원구)
Typically covers parts of Seonggok-dong or the Banwol Industrial Complex . 🏗️ Significance of the Area
Under the current Korean postal system introduced by the Korea Post, 6-digit codes like 153631 have been replaced. Most locations previously under this code now fall within the range (specifically 15611 or 15612 depending on the exact street address).
It houses thousands of small and medium-sized enterprises (SMEs) focused on chemicals, steel, and electronics.