Hongdae Square Lab Luggage Storage

Key Information

• 🕐 Open 24/7 with exchange services for 15 foreign currencies
• 👥 Perfect for travelers dropping off luggage, exploring Hongdae, or needing cash in a hurry
• 💱 Key Services: Foreign currency to KRW, KRW re-exchange, tax refunds, and eSIM purchases

Dozen Exchange (Square Lab Luggage Storage Branch) brings 24/7 self-service currency exchange directly to Hongdae.
Located on the 1st floor just outside the automated locker entrance to the left, this automated kiosk lets you exchange money instantly at any hour without waiting for staff.
You can exchange 15 different currencies—including JPY, USD, CNY, TWD, and EUR—straight into Korean Won, or switch any leftover Won back into Yen.
Beyond money exchange, it serves as a handy one-stop hub for tax refunds, eSIM purchases, gift cards, EZL transit card top-ups, and CHECK iN SEOUL cards.
It is an exceptionally convenient spot for travelers needing cash before or after exploring Hongdae's vibrant shopping and live shows, or for anyone requiring a late-night exchange.

👥 Why Travelers Love This Spot

• 🕐 24/7 Service — Get cash whenever you need it, even in the middle of the night or early morning.
• 🧳 Next to Luggage Storage — Super convenient to stop by whether you are dropping off your bags or just exploring the area.
• 💴 15 Supported Currencies — Covers major Asian currencies as well as Euros, Pounds, and Dollars.
• 🔄 Easy Re-exchange — Swap remaining Korean Won back into Yen before flying home, with app requests available as well.
• 📱 Travel Essentials in One Place — Process tax refunds, pick up an eSIM, and recharge your transit card all in one quick trip.