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Because this is Jan. 1 Honda is not available today. The only way to get the code is through Honda.
I have had some luck reprogramming the system "all keys lost" before. On New Year's day the only hope you have is finding a locksmith or open shop that has the tool to reprogram keys.
I am sorry I do not have a better answer for you so I will "opt out" of the question.
Sorry I do not since I am not from the Nashville area.