[2] It also publishes numerous handbooks and maintains many checklists listing hundreds of stamps by topic.

Among the services included in annual dues payment are: Topical Time is available in print and digital formats.

The handbook serves as a reference item while the checklist is a spreadsheet for collectors to use when shopping at dealer booths at stamp shows or on the internet.

It was established in 1952 by ATA's founder Jerry Husak and has been presented to over 120 individuals, including residents of Canada, Great Britain, Italy, and the United States, since its inception.

There are also many meetings, seminars, youth activities, free stamp appraisals and special touring events.