Here is a website I found that lists all of the FM HD stations. These include a bunch AM stations as well. Just put in your zip code and look for the stations you like to listen too.
Stations - HD Radio
In LA, I found the following:
fox sports 570 is on 98.7-2
kfi 640 is on 95.5-2
kabc 790 is on 103.5-2
knx news 1070 is on 101.1-2
Stations - HD Radio
In LA, I found the following:
fox sports 570 is on 98.7-2
kfi 640 is on 95.5-2
kabc 790 is on 103.5-2
knx news 1070 is on 101.1-2