🚀 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.
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) 153631 cГіdigo postal
If you have a or business name , let me know—I can find the exact updated 5-digit code for you. 🚀 If you are addressing a letter or