To receive the discounted rate, simply log onto IHG.com and search Mount Joy, PA. Click Holiday Inn Express and enter the dates of your stay. Use the “Corporate Rate” from the drop-down menu and enter the corporate code 787040142. All rooms that are currently available will be displayed at a discounted rate. All reservations are subject to any hotel restrictions and policies in place at the time the reservation is made. This includes but is not limited to, two-night stay minimums.