The ISRA does not do testing. A few other clubs in the valley do.
Snake River Amateur Radio Club:
https://k7si.org/
Boise County Amateur Radio Club (BCARC):
Email Diane (ke7hhw@msn.com) OR Tom (wa9wsj@wa9wsj.com)
The Voice of Idaho:
http://voiceofidaho.org/testing.html