You can find a wide range of skirts from casual to dressy in the US at retailers like H&M, Forever 21, and ASOS for affordable options. For high street shops offering quality selections, consider stores like Nordstrom, Macy's, and Zara. Additionally, designer skirts can be found at luxury department stores such as Neiman Marcus or Saks Fifth Avenue, and online platforms like Goddiva offer designer options as well.