Early Bird Discount! Book your 2013 summer rental with High Country Car & Truck Rental, pay the rental in full at the time of booking and receive 10% off the base rate before taxes and fees. This discount applies for rentals booked between May 17th, 2013 thru May 31st, 2013. Must call and book your rental direct at 1-888-685-1155 and mention early bird discount . Discount applies to reservations booked during July and August. We look forward to making your trip to Alaska most enjoyable.