- Advertising Age – 100 Leading Media Companies
- Mediabistro – Newsfeeds, job postings, blogs, and online classes.
- MediaCentral – News for Media and Marketing Professionals
- US Business Reporter – Publishing Industry Profile
- American Association of Publishers
- Book Publishing Industry News – from JobBankUSA, provides news articles on the book publishing industry
- American Booksellers Association – Research & Statistics
- Advertising Age Dataplace – ranking of magazines by circulation
- Advertising Age Dataplace – ranking of magazines by revenue
- Magazine Publishers of America – includes many useful facts and figures in the “Resources” section
- Newspaper Association of America – 2000 Facts About Newspapers: a statistical summary of the newspaper industry
Radio & Television
- Google Questions How to start an internet radio station.
- Marketing Charts - daily marketing trends with current data on television, interactive and social media, print, radio, mobile phone, cable, outdoor and direct
- BIA Kelsey – directories and market reports for radio, television and newspaper media