Public toilets are one of Seoul’s easiest wins
Seoul is unusually straightforward when you need a bathroom during a sightseeing day. The Seoul Metropolitan Government says all Seoul subway stations have public restrooms, which makes the rail network a useful fallback even when you are not actually catching a train. Large department stores, museums and public buildings are useful alternatives, but I would remember the nearest station first because it is the most repeatable option across the city.
Do not assume every restroom sits directly beside the entrance you used. Big interchange stations can be sprawling, and some facilities are inside or outside fare gates depending on the station. Follow the toilet signs rather than trying to navigate from memory.
Accessibility facilities vary by station
Seoul Metro publishes station-by-station accessibility information covering elevators, escalators, portable wheelchair ramps, accessible restrooms and other facilities. That matters if you use a wheelchair, travel with limited mobility, or simply want to avoid hauling luggage up a long staircase.
I would check the exact station rather than assuming “the subway is accessible” means every entrance is equally convenient. A station can have lifts and accessible facilities while still requiring a longer route to reach the entrance that actually works for you.
Lockers are far more useful than the old page suggested
Seoul’s official subway storage information currently lists T-Locker at hundreds of locations across the network, plus T-Luggage counters at major stations including Seoul Station, Hongik Univ., Jamsil, Myeong-dong, Gimpo Int’l Airport and Jongno 3-ga. That makes baggage storage practical for checkout day, an early arrival, a day trip or a few hours between neighbourhoods.
Locker size, availability and access method vary, and the T-Locker app is Korean-language. If you have a large suitcase or a fixed train/flight deadline, check the current station information before relying on a locker being available on arrival.
Use T-Luggage when you need more than a small locker
T-Luggage is the more useful official option when you want staffed luggage storage or same-day delivery rather than just an hourly locker. The locations are concentrated at major transport and visitor hubs rather than every station, so it works best when you deliberately build it into your route.
I would use it to simplify a hotel-change or departure day, not to create an unnecessary cross-city detour. The best storage point is usually the station you are already passing through.
Public Wi-Fi exists, but mobile data is still the safer default
Seoul operates its free Kkachi On public Wi-Fi network in many public spaces, including parks, traditional markets, public facilities and other city locations. It is useful when you need a quick connection, especially as a backup.
I still would not build a travel day around finding public Wi-Fi. Navigation, translation, bookings and messaging are too important. Use an eSIM, SIM or roaming plan as your main connection, then treat city Wi-Fi as a bonus. See our Seoul connectivity guide for the bigger decision.
Carry your own phone power
Charging access is not consistent enough that I would promise a socket whenever you need one. Cafes, hotels and some facilities may have charging options, but the low-friction solution is a charged power bank and the correct cable in your day bag.
If you forget a cable, adapter or basic battery item, convenience stores are often the quickest rescue. This is one of those cases where carrying one small thing saves you from reorganising an afternoon around a dying phone.
Water is easy to buy; refills are less predictable
Do not rely on the old claim that a drinking-water station will be waiting in every subway station. Refill points exist in public facilities, but they are not consistent enough to be my planning assumption. Carry a reusable bottle if you like, refill when a legitimate opportunity appears, and use a convenience store when it does not.
In hot, humid weather this is practical rather than eco-theatre: buy or refill before a long outdoor walk instead of waiting until you are already thirsty.
Tourist information centres and 1330 are underrated backups
Visit Seoul maintains tourist information centres around major visitor areas, with multilingual help at several locations. For a problem that is awkward to solve from a map app, the Korea Travel Hotline 1330 is also a useful official tourism-information fallback.
Seoul’s 120 Dasan Call Center also handles city information and foreign-language enquiries during its published service hours. Save the numbers before you need them rather than trying to find them while you are stressed.
My practical day-bag rule
- Power bank and cable.
- Small water bottle.
- T-money or whichever transport card you are using.
- A screenshot of your hotel name/address in Korean.
- One saved storage option if you are carrying luggage.
- Your normal mobile-data connection rather than dependence on public Wi-Fi.
Official sources worth saving
- Seoul Metropolitan Government — Public Transportation for the city’s current subway guidance and public-restroom information.
- Seoul Metropolitan Government — Subway Storage Facilities for current T-Locker and T-Luggage locations and rules.
- Seoul Metropolitan Government — Subway Accessibility Facilities for station-level accessibility details.
- Visit Seoul — Tourist Information Centers for visitor help and 1330 contact information.
Cheers, Carpe Diem & may your phone stay charged and your suitcase stay out of the way! 🍻⏳🔋
TATS Man
Your locker-finding, battery-carrying Seoul practicalities mate.