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The following sortabletable lists the 3,242 counties and county equivalents of the United States and their respective FIPS codes.
^Established in 2013, Petersburg Borough is the most recently created county equivalent in the United States.[1] The most recently created county is Broomfield County, Colorado, in 2001.
^ abcdefghiPart of the Minor Outlying Islands. Any recorded population is not permanent, and consists of military or scientific personnel.
^On July 1, 2013, the former independent city of Bedford, Virginia gave up its city charter and became a town within Bedford County.[5] Population estimates are combined totals for the political entities that existed before the merger.
