For the 2010 general election on November 2nd, polling places in Michigan will be open from 7:00 am to 8:00 pm on Election Day.
They close at 8:00 PM.
Hawaiian polls close at 6pm.
7 am
8PM CT Time
8:00pm pacific time
6 pm
They close at 7:30pm
In Wisconsin, for the 2010 General Election on November 2nd, the polls open at 7:00 am and close at 8:00 pm.
Missouri polls open at 6 AM Central Time, and close at 7 PM. For more information see http://www.sos.mo.gov/pollworker/faqs.asp#_open
The polls in New York close at 9:00 pm. In most other states they close earlier, usually at 7 or 8.
In California, for the 2012 General Election on November 6nd, the polls open at 7:00 am and close at 8:00 pm.
8 pm