How can I change PCC code for Korea?

We would like to inform you that you can get your PCC code on goverment website(https://unipass.customs.go.kr/csp/persIndex.do)
Customer service agent is not allowed to view/modify customer's PCC code for security purpose.

Please clear cookie, cashe and the history on PC, delete your application and re-install before changing your PCC code.

PC : You can click 'change' button in order comfirmation page to modify PCC code.
App : Select a shipping carrier - Shipping information(PCC) > Click - Modify PCC code.

If customs clearence is delayed due to PCC code error, please contact the carrier.

-CJ iHerb.com team.
The contact numbers are 032-715-4160 / 032-715-4161 / 032-715-4162, and business hours are 8 AM – 6 PM.
You can also reach via email at [e-mail]

-Lotte iHerb.com team.
The contact number is 032-745-9491 / 032-745-9421 and business hours are 9 AM -12 PM and 1 PM -6 PM.
You can also reach via email at [e-mail].