How does verison unlimited calling work?

i have a verison cell phone. i understand that the night time unlimited calling begins at 9:01. but when does it end 12?|||Night Hrs: (M鈥揊) 9:01 p.m.鈥?:59 a.m.


Wknd Hrs: 12:00 a.m. Sat.鈥?1:59 p.m. Sun