The area plays a major role in the manufacturing sector of the Seoul Metropolitan Area.

🚀 If you are addressing a letter or package to this area today, it is highly recommended to use the new 5-digit code to ensure faster processing by automated sorting machines.

This postal code is primarily associated with the , one of South Korea's most critical industrial hubs.

Typically covers parts of Seonggok-dong or the Banwol Industrial Complex . 🏗️ Significance of the Area

If you have a or business name , let me know—I can find the exact updated 5-digit code for you.

The region is well-connected via the Seohae Line (Subway) and various major expressways, facilitating high-volume logistics. 📮 Modern 5-Digit Equivalent

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)