Prepaid vs Postpaid SIM in Korea (2026): Which One Works for PASS & Online Verification?
If you’re a foreigner in Korea, the SIM decision isn’t really about data speed. It’s about one question: “Will this phone number work for Korean online verification (PASS/SMS)?” Because once verification works, everything gets easier: Kakao/Naver accounts, delivery apps, memberships, tickets, and sometimes even banking flows. Official Links (Use These Only) KISA (official identity verification … Read more