Official editorial post
KOREA ERA GUIDE
Check your transit-card balance before a long day
Look at the balance shown by the reader or a supported machine before taking several connections. Carry a backup payment plan and confirm where this card can be topped up. Do not assume that every shop accepts every card or charging method. Further reading: https://koreaera.com/guides/seoul-subway-and-buses Read this tip in your language en: https://koreaera.com/community/tips/transit-card-balance/en ko: https://koreaera.com/community/tips/transit-card-balance/ko ja: https://koreaera.com/community/tips/transit-card-balance/ja zh-cn: https://koreaera.com/community/tips/transit-card-balance/zh-cn zh-tw: https://koreaera.com/community/tips/transit-card-balance/zh-tw vi: https://koreaera.com/community/tips/transit-card-balance/vi th: https://koreaera.com/community/tips/transit-card-balance/th Photo credit: LERK · CC BY-SA 4.0 · resized https://commons.wikimedia.org/wiki/File:Seoul-metro-426-Seoul-station-platform-20181122-173020.jpg Reference image, not evidence of current service or conditions.
