- Audit Bureau of Circulations (USA)
 - Self-regulatory auditing organisation, responsible to advertisers, advertising agencies, and the media they use for the verification and dissemination of members' circulation, readership, and audience information. - Audit Bureau of Circulations (UK)
- Certifies the circulations of thousands of magazines and newspapers around the world.
- Audit Bureau of Circulations Australia
- Provides advertisers, marketers, and media buyers with verified circulation data for paid publications. Site also includes the Circulations Audit Board and Audit Bureau of Verification Services.
- BPA International
- Global provider of audited data for the marketing and media/information industries.
- Certified Audit of Circulations
- Nonprofit organisation doing circulation auditing for newspapers, community publications, Internet and other media.
- New Zealand Audit Bureau of Circulation
- Provides circulation figures to advertisers, advertising agencies, publishers, and the public.
|
