What states did James buchanan not win in 1856?

In the 1856 presidential election, James Buchanan, the Democratic candidate, did not win in the states of California, Iowa, Maine, Massachusetts, New Hampshire, Oregon, and Vermont. The election saw Buchanan securing a majority of the electoral votes, but these states favored his opponents, particularly the Republican candidate John C. Frémont and the Know-Nothing candidate Millard Fillmore.