통신사 선불·후불
tongsinsa seonbul·hubul · Prepaid and postpaid phone plans
Prepaid plans are paid in advance; postpaid plans bill monthly and usually require a contract.
Watch outPostpaid plans usually need a residence card; short-term visitors normally go prepaid with a passport.
What you needPassport (prepaid) or residence card and bank account (postpaid).
Examples
선불 유심 있어요?
seonbul yusim isseoyo?
Do you have prepaid SIM cards?