I know little to nothing about Class B. Here's my best guess at how districts will play out. The NSAA says 1 five team district and 3 six team districts.
https://www.google.com/maps/d/edit?...&ll=41.309480092181666,-96.62438437890626&z=9
https://www.google.com/maps/d/edit?...&ll=41.309480092181666,-96.62438437890626&z=9