From Mark Halperin:

Last polls in state close at 7:00 pm ET:
Georgia primaries

Last polls in state close at 8 pm ET:
Alabama primaries
Connecticut primaries
Delaware primaries
Illinois primaries
Massachusetts primaries
Missouri primaries
New Jersey primaries
Oklahoma primaries
Tennessee primaries

Last polls in state close at 8:30 pm ET:
Arkansas primaries

Last polls in state close at 9:00 pm ET:
Kansas caucuses (Dems only)
Arizona primaries
Colorado caucuses
Minnesota primaries
New Mexico primary (Dems only)
New York primaries

Last polls in state close at 10:00 pm ET:
Idaho caucuses (Dems only)
Montana caucuses (GOP only)
North Dakota caucuses
Utah primaries

Last polls in state close at 11:00 pm ET:
California primaries

Last of the polls close at 1:30 am ET:
Alaska primaries