As a 12-month calendar - Calendar PDF. Calendar
As a list of events - List PDF. List
Both of these documents include USFA National and Regional as of 1 August 2016.
The Division tournaments are published as a webcal, the URL is -
The USFA tournaments are published as a webcal, the URL is -
The above webcals will be updated as the year progresses and will therefore be more up to date than either PDF above.