I gather the competition has been in rounds / phases. Wiki reports on two phases. Some good additional links at wiki.
According to
wiki The following did not participate in either phase 1 or 2:
- Alaska,
- North Dakota,
- Texas, and
- Vermont
The following did not participate in phase 1
- Maine,
- Maryland,
- Mississippi,
- Montana,
- Nevada,
- South Dakota,
- Washington
The following did not participate in phase 2
- Indiana,
- Kansas,
- Minnesota,
- Oregon,
- South Carolina,
- South Dakota,
- Virginia
- West Virginia,
- Wyoming
According to this
article "Forty states and the District of Columbia eventually applied for funding". Only listed winners of phase 1 and 2, but mentioned existence of 3 phases.