- Other than the list of weekend shows, this site was last updated July
6, 2020 (see the updates
- Visit the CT40 page for more info on Casey's Top 40.
- AT40 celebrated its 50th Anniversary on
July 4, 2020. Visit the updated Anniversary
site for highlights from the past. The current version of AT40 with Ryan Seacrest will be
celebrating the 50th Anniversary for a year.
- Updated: 20 January 2021:
A list of all the AT40 shows
that have aired as part of the AT40: The 1980s and a list
of the AT40: 1970s programs are available.
- Updated 6 July 2020: A list of
articles about the 50th Anniversary were added to the links
- (March-May 2020): The Anniversary section was updated with a new
look and some new content for AT40's 50th Anniversary.
- (30 July 2017) Updated the anniversary
section of the site to include links to YouTube videos of the
#1 songs of the year.
- (May 2017) Updated the examples of charts
used by AT40 and the links of where to find them.