<Tr> <Th> Revenue </Th> <Td> US $575 million (2014 estimate) </Td> </Tr> <Tr> <Th> Website </Th> <Td> in-n-out.com </Td> </Tr> <P> In - N - Out Burger is an American regional chain of fast food restaurants with locations primarily in the American Southwest and Pacific coast . It was founded in Baldwin Park, California in 1948 by Harry Snyder and Esther Snyder . The chain is currently headquartered in Irvine, California and has slowly expanded outside Southern California into the rest of California, as well as into Arizona, Nevada, Utah, Texas, and Oregon . The current owner is Lynsi Snyder, the Snyders' only grandchild . </P> <P> As the chain has expanded, it has opened several distribution centers in addition to its original Baldwin Park location . The new facilities, located in Lathrop, California; Phoenix, Arizona; Draper, Utah; and Dallas, Texas will provide for potential future expansion into other parts of the country . </P>

Where did the first in n out open