Home / TWIC TWIC f Facebook TWIC or Twic may refer to: Transportation Worker Identification Credential The Week in Chess Twic State Twic County misspelling for Twice, a K-pop girl group. Topics referred to by the same term This disambiguation page lists articles associated with the title TWIC.If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.