Request a call back Correspondence can be submitted to:The 20th Century Onyx ClubP.O. Box 933Oxnard, CA 93032805 488 8290Email: the20thCenturyOnyxClub@gmail.com For information regarding this website contact email our webmaster. HoursMonday-Thursday: 9 AM – 5 PMFriday9 AM – 7 PMSaturday10 AM – 7 PMSunday: Closed