How much is the SIM cost? Kimchi Mobile Team September 06, 2017 00:13 Updated Follow Your SIM card (8,800KRW included VAT) will be automatically charged on your first cell phone bill. Related articles I need a new Korean SIM card, what document required? I need SK telecom (t-world) customer service center contact information How to apply for unlimited SIM card? How can I pay my monthly bills? I got my SIM card but data is not working. Comments 0 comments Please sign in to leave a comment.