Cabeza Prieta National Wildlife Refuge Cabeza Prieta National Wildlife RefugeStation reference point 46B East Sheep Only (Open)3,593 acres 46A East (Special regs)188,980 acres 46A West (Special regs)208,054 acres 46B East (Special regs)244,939 acres 46B West (Special regs)204,763 acres Closed (Closed)5,243 acres