Most DMVs accept walk-ins. There are also DMV offices that allow you to schedule your Driving Exam. You should do whatever option feels most comfortable to you. You can visit this website to find out more information about whether you should schedule your DMV exam and how you would go about doing so if applicable: https://www.ncdot.gov/dmv/contact/.
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Do NC DMV offices allow walk-ins for the NC Driving Exam?