List Output by State

Hello,
I’m wondering if there is a shortcode for displaying the list of placemarks categorized by state?

I don’t want to have to create a category for each state because I already have different categories set to use custom icons.

Thanks!
Kate

Plugin used here: http://108.160.159.164/map/

http://ww.wp.xz.cn/plugins/basic-google-maps-placemarks/