IBS Extremal Combinatorics and Probability Group (ECOPRO) is located in the the theory building in the IBS headquarters, located in Daejeon, Korea. There is only one major entrance in the IBS headquarters. It is recommended to bring your ID to visit here because one is required to obtain a visitor pass at the lobby.

극단조합및확률그룹은 기초과학연구원 본원 이론동에 위치하고 있습니다. 본원 건물 전체 주 출입구는 하나 뿐이며 로비에서 출입증을 받아서 들어와야 하므로 신분증을 준비하시는 것이 좋습니다.

Address in English: Extremal Combinatorics and Probability Group, Institute for Basic Science (IBS), 55 Expo-ro, Yuseong-gu, Daejeon, 34126, Korea.

Address in Korean: 기초과학연구원 (IBS) 극단조합및확률그룹. 34126 대전 유성구 도룡동 엑스포로 55.


  • From Lotte City Hotel or ICC Hotel: Walk 500m West.
  • From KAIST: 2.2 km East. Walk or Taxi or Bus #121.
  • From Daejeon Station: 8.3km. Taxi. (Bus #705).
  • From Seoul: 160 km. KTX Train to Daejeon station or Seodaejeon station. Or, an express bus to Yuseong or Daejeon Government Complex.
  • From Incheon airport (ICN): About 200 km. Bus or “Bus to Gwangmyeong + KTX Train” or “Airport Train + KTX Train”.

Detailed Travel Instruction available on the IBS website.

Important notice

Many taxi drivers do not know the exact location of IBS, because it has a relatively new location. Make sure that the taxi driver knows the address “55 Expo-ro”. This building is located at the former “EXPO park” near “Hanbit Tower”.

많은 택시기사분들이 기초과학연구원 위치를 모르십니다. 택시 기사분이 자칫 “한국기초과학지원연구원”이나 예전 위치였던 전민동 “KT연구소”로 가실 가능성이 있습니다. 한빛탑 옆 “55 엑스포로”에 위치한 기초과학연구원으로 가는지 꼭 확인하시기 바랍니다.


A visitor parking lot is available at the main entrance on the Expo-ro. If you are a visitor and request ahead, then it is possible to register the car plate number ahead to use the parking lot inside.

갑천을 낀 엑스포로 위에 있는 정문으로 들어오면 오른쪽에 방문자 주차장이 있습니다. 다른 진입로를 이용하거나 안쪽 주차장을 사용할 수 있도록 차량 번호를 미리 등록 요청하실 수도 있습니다.

Wi-Fi access

The eduroam is the default Wi-Fi at IBS. If your institution supports the eduroam, then please make sure that you have an account before visiting IBS for your convenience. If your institution does not have eduroam, then it is possible to have a guest Wi-Fi at IBS by applying for an account.


You can eat breakfast, lunch, and dinner at the cafeteria located on the first floor of the IBS building. It is open for 5 days a week.

Breakfast: 8am-9am. 3,000 KRW

Lunch: 11:30am-1pm. 4,500 KRW

Dinner: 5:30pm-6:30pm. 4,500 KRW


IBS has its own gym with the shower facility at the first floor. You need to bring indoor shoes and your own towels. (Currently, due to COVID-19, the gym is closed.)

Near-by Hotels and Guest Houses

Within 700m, there are several options for accommodations.

Click the map to find the map


Note that Google Maps are not very useful in Korea. If you have a smart phone (iOS or Android), then you may install the following apps before visiting Korea. It can show you the public transportation.

Things to do

Local attractions available on the IBS website. We recommend the following.

IBS Extremal Combinatorics and Probability Group
기초과학연구원 수리및계산과학연구단 극단 조합 및 확률 그룹
대전 유성구 엑스포로 55 (우) 34126
IBS Extremal Combinatorics and Probability Group (ECOPRO)
Institute for Basic Science (IBS)
55 Expo-ro Yuseong-gu Daejeon 34126 South Korea
E-mail:, Fax: +82-42-878-9209
Copyright © IBS 2021. All rights reserved.