237 reviews of Tanger Outlets National Harbor The Tanger outlets National Harbor has a great mix of stores, and is more centrally located to the population centers of Washington DC than other outlets.They have great deals,and the customer service is Excellent, I was very surprised.I guess they learned from the service debacle when the National Harbor opened. Tanger Text Deals – message & data rates may apply.Must reply to initial message with zip/postal code to be opted in. No purchase necessary. Tanger Outlets National Harbor/Washington DC is located in National Harbor,Maryland and offers 85 stores - Scroll down for Tanger Outlets National Harbor/Washington DC outlet shopping information:store list,locations,outlet mall hours,contact and address. Tanger Outlets-National Harbor.Visit Website. Get Directions.Details Amenities Reviews Details Enjoy outlet shopping and luxury accommodations at National Harbor. Hours See website for hours.