Weren't they once held in Berry, Ill?
Or was that the USPSA Nationals?
Anyhow, you can subscribe to the Shooting Sports USA digital magazine that lists a lot of NRA matches around the country.
Or you can switch to IDPA or USPSA matches.
Lots more of them around with a similar flavor.
Or check out the USPSA and IDPA local clubs for your area, that are listed at their respective web sites.
Some of them might very well also have NRA AP matches on their calendar.