102 List of agency
- Ace Overseas Education
- Anyintern & Uhak
- Arise & Shine
- Asian Center for Professional Excellence-Nepal
- Beijing Sunrising - China
- Canaan Education Center
- China Int'l Center for Youth Exchange-China
- Choeun Education Center
- Cony Overseas Edu.Center
- Chungdam Uhak
- CUESS - China
- Dream in Ireland
- e-Asia Uhak
- East Japan Uhak
- East West Edu. Services
- Edu Korea
- Elite Edu Korea
- Elite Overseas Education Center
- English UHAK
- Envision study group-Taiwan
- Euro-Nepal Edu.Consultancy
- FSS Korea
- Fineforest
- Global Education
- Global Kid net
- Global Makers
- Goldenbell Uhak
- Good day Uhak
- Good Winners
- GRN Korea
- Han Education
- Hana Edu Center
- Haniedu
- Haniplus
- Han Shin Consulting/Edu-Link
- Hankook Education
- Hebei Jinshi Int'l - China
- HOT Uhak
- Hoya Academy
- HY Overseas -Seoul
- HY Overseas -Busan
- IAN Yuhak
- Imin Guide
- Inter-Edu
- International Internship Center
- International Language Forum
- IW Uhak
- JB Uhak
- Korea Education Information Center
- Let's go uhak
- Lucky Edu-Seoul
- Lucky Edu-Busan
- Miracle Edu.
- NAA Overseas
- Net Global
- Openedu Canada
- Open Uhak
- Overseas Edu
- Overseas Information Edu
- Phil Top Edu -Busan
- Power Education
- Premier E & G
- Prime Mentor-Busan
- Prime Uhak -Busan
- SDA Uhak
- Sequoia Group
- Shinseki Edu
- Solomon Edu
- Student Link program -Australia
- Study Abroad & Cultural Exchange
- The Uhak
- Top Education Consulting
- Top World Agency
- Uhak Channel
- Uhak Club
- UHAK Company
- Uhak Cube-Ilsan
- Uhak Mate
- Uhak Me
- Uhak Nara
- Uhak Planner.com
- Uhak Sarang
- Uhak School
- Uhak Sens
- Uhak Start
- Uhak Station
- Uhak Tree
- Uhak 4U
- UNED
- UNIS - China
- Unimaster
- USA Edu- Consulting.
- Vision OK
- Withus
- World Wide Education Consulting
- YB YouBrain
- Yes Uhak
- Yuhakplanner
- Yu-Myung Education
- (Z)Bal Hae Studying
- Yuhak Baksa.
- Wanna Tour
