- Academic Foundation For Intl
- Adventures In Real Comm
- AFS-USA Intercultural
- American Culture Concepts Inc
- American Field Svc Intercultrl
- Amity Institute
- Aoi College Of Languages Inc
- Aspire Worldwide
- ASSE Intl Student Exchange
- Austra Learn Us Ctr
- Bridges Internatl Student Exch
- CETUSA
- Costa Rican Academic Exchange
- Cultural Homestay Intl
- Cultural Homestay Intl
- E F Educational Homestay Prgrm
- Experiment In Intl Living
- International Cultural Exchang
- Into Edventures
- K S Intl
- K S Intl
- Leapnow
- Michelle Johnston
- Ocean Inc
- Pacific Reach LLC
- People Link
- STS Foundation
- Student Of The World Invtn
- Swift World Inc
- Washington Intl Studies Counci
- World Heritage
- Worldwide Intl Student Exch
- Youth For Understanding USA
