The most convenient way to pay your taxes is by mail. You can send your payments to the post office box in Charlotte which is on the bill you receive in the mail, or mail them directly New Hanover County Tax Office, P.O. Box 18000, Wilmington, NC. 28406. You may also pay your bills in person in our Collections Office, at the above address, between the hours of 8:00 am and 5 pm. Monday through Friday.