Known Issue 460

South Korea's 6-digit postal codes are incorrectly mapped to 5-digit postal codes.

Issue ID	460
Summary	South Korea's 6-digit postal codes are incorrectly mapped to 5-digit postal codes.
Description	Exposure data for South Korea with 6-digit postal codes for SubArea2code, have been incorrectly remapped to 5-digit postal codes due to incorrect centroids.
Resolved in	Touchstone(Re) 13.2 Service Pack, future Verisk Synergy Studio release
Date posted	12/20/2025
Software versions affected	13.0
Feature set	Import
Models
Potential for loss numbers impact	Yes
Workaround	Input only first 3 digits of the 6-digit postal ccode into the postal code field instead of SubArea2code. Previously supported 3-digit postal codes are correctly remapped to 5-digit postal code.