i. City and Guilds of London Institute
ii. Radio Society of Great Britain (RSGB)
iii. Federal Communications Commission (FCC) Approved Volunteer Examiner Coordinators which include but are not limited to:
- ARRL
- Laurel Amateur Radio Club
iv. Innovation, Science and Economic Development Canada (formerly Industry Canada) inclusive of:
- Accredited Examiners approved by Innovation, Science and Economic Development Canada (formerly Industry Canada)
v. National Telecommunications Commission of Venezuela (CONATEL)