KPHO/Phoenix (CBS) is the only Big 4 + 1 major independent that does "7:30 PM" news. Rather it's 6:30 with prime time schedule starting at 7:00.
KPHO has an hour of local news at 5:00 PM, CBS Evening News at 6:00, and local at 6:30. Interestingly, ABC/NBC air World News/Nightly News at 5:30.
If you want to flip channels, Phoenix has local news from 4 to 7 PM.