Winterset is located in the heart of town and on the free winter shuttle route for easy access to the ski areas. Fine dining, comprehensive shopping and entertainment are within walking distance. This complex has everything to offer your family and friends.The Green Line Shuttle stops right at the entrance of this contemporary mountain style townhome complex. Check-in is at 4pm and check-out is at 10am. Minimum age required at check-in is 25. Check-in is located at 1914 Meridian Blvd., at the Mammoth Sierra Reservations office, not the unit you are staying in. The Mammoth Sierra Reservations office is located across from Vons. Office hours are from 9am-5pm on weekdays and 10am-4pm on weekends. Please note a credit card is required upon check- in. Check-in is at 4 pm and check-out is at 10am. Check-in is at our office at 1914 Meridian Blvd., not the unit you are staying in. Office hours are 9am-5pm weekdays, 10am-4pm weekends. A credit card and the original confirmation are required at check-in. Minimum check-in age is 25. If you need to check in after hours, please call Mammoth Sierra Reservations in advance at 1-800-325-8415 to make arrangements. Mammoth is a favorite mountain resort, located in Central California on the Eastern slope of the Sierra Nevada Mountain. A four-season destination, Mammoth has world class activities and is close to Yosemite National Park and Mono Lake.