Which county is box in?

Excuse me, could you please clarify what you mean by "Which county is box in?"? It seems like there might be a misunderstanding or a typo in your question. Typically, "box" is not a term used to describe a location or a county. Could you possibly be referring to a specific phrase or acronym that involves the word "box" and relates to counties or locations? If so, could you please provide more context or rephrase your question? It would be helpful to have a clearer understanding of what you're asking so I can provide an accurate response.