Recharge / Top-Up

Recharge your existing KoreaUSIM prepaid SIM card online — for existing KoreaUSIM customers only.

⚠️ Please select the correct recharge product based on your carrier (SKT or LG U+). Using the wrong recharge product will not work on your SIM card.

• 🔵 SKT Recharge — For SKT prepaid SIM cards
• 🟣 LG U+ Recharge — For LG U+ prepaid SIM cards

Before You Order — Please Read

• 📅 Order at least 7 days before your SIM card expires. Recharge processing takes approximately 4–5 business days.
• 📞 You will need to provide your Korean phone number when submitting your recharge request.
• 🔁 Same carrier only. Recharge must match the carrier of your existing SIM card (SKT or LG U+).
• 💳 Secure online payment supported