Traveler's Essentials
Currency
Major foreign currencies that can be exchanged at banks, hotels, and the airport include the US Dollar, Japanese Yen, Euro, and UK Sterling. Most hotels, restaurants, and shops accept major international credit cards including Visa, American Express, Diners Club, Master Card, and JCB. Foreign-issued ATM cards may have limited use.

USD 1 = KRW 0 as of September 28, 2020
 
ATM (Automated Teller Machines)
Travelers who carry internationally recognized credit cards can get a cash advance in Korea Won from Automated Teller Machines (ATMs) installed at airports, major hotels, department stores, subway stations and tourist attractions. ATMs are in operation 24 hours a day. Most large stores, hotels and restaurants in Korea accept major international credit cards. However it is advisable to carry some cash, since many smaller establishments and stores are unlikely to accept credit cards.
 
Time
The Korean local time is 9 hours ahead of GMT with no daylight savings time.
2020/09/28 Mon
 
Weather (Busan)
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Korea Meteorological Administration
 
Cell Phone Rental
You may rent a cell phone at the Incheon International Airport. Users can rent a handset and pay rental and call charges upon returning the phone. Applicants require identification, credit card, and a service contract (available at the booth).
 
International Call
International dialing code in Busan, Korea is +82-51 (Area code). Please omit (0) when dialing from overseas.
 
Tip & Tax
Tip Tipping is not a regular practice in Korea. Service charges are included in your bill for rooms, meals and other services at hotels and upscale restaurants. Koreans occasionally do tip when they are especially pleased with the service they receive.

Tax
Visitors can receive a refund on a receipt for a minimum purchase of KRW 50,000 (around US$52). To receive this refund, present refund receipts with the purchased goods at the customs desk at the Incheon International Airport when departing. These receipts can be cashed in at the Cash Refund Office in front of the Airport Duty Free Shop.
 
Business Hours
Government office hours are usually from 09:00 am to 06:00 pm on weekdays and closed on weekends. Banks are open from 9:00 am to 4:00 pm on weekdays and closed on Saturday and Sunday. Major stores are open every day from 10:30 am to 08:00 pm including Sundays.
 
Electricity
The standard electricity supply is 220 volts AC/60 cycles. Most hotels may provide outlet converters for 110 and 220 volts. Participants are recommended to check with the hotel beforehand.
 
T-Money
T-money is a transportation card as well as a device used to pay for taxi fares and, in some cases, transactions at convenience stores. T-money card is rechargeable at any of the T-money vendors or Ticket Vending and Card Reload Devices inside most subway stations.
 
Useful Site
Korea Tourism Organization   Gateway to Korea  
Ministry of Foreign Affairs and Trade   Hi Korea e-Government for Foreigner  
Busan Tourism Organization   BEXCO  
Incheon International Airport   Gimpo International Airport  
Gimhae International Airport   KORAIL PASS