Name all US Micropolitan Statistical Areas in the 50 states. They are typically named after the largest city but occasionally with a 2nd or 3rd largest city, which are also accepted answers. The OMB defines a Core Based Statistical Area as one or more adjacent counties or county equivalents that have at least one urban core area of at least 10K population, plus adjacent territory that has a high degree of social and economic integration with the core as measured by commuting ties. The Micropolitan Statistical Areas are defined as one or more adjacent counties or county equivalents that have at least one urban core area of at least 10K population but less than 50K, plus adjacent territory that has a high degree of social and economic integration with the core as measured by commuting ties.