Stores in Portal, North Dakota The most complete information about stores in Portal, North Dakota: Addresses, phone numbers, reviews and other information. All stores Convenience Liquor Popular stores in Portal Gastrak Convenience Open now Until 11:00 pm 107 Railway Avenue, Portal, ND 58772 Get Directions Contacts Write a review Duty Free Americas - Portal Liquor Open now Until 10:00 pm 26 West Railway Avenue, Portal, ND 58772 Get Directions Contacts Write a review ✗ Facebook Google Plus Twitter