<P> By 1988 , Walmart was operating in 27 states , having expanded into Arizona , Michigan , Ohio , West Virginia , New Jersey , and Wyoming . By 1990 , they expanded into California ( which marked Walmart officially becoming a fully nationwide retailer ) , Nevada , North Dakota , Pennsylvania , South Dakota , and Utah . The Walmart Visitor 's Center also opened this year on the site of Sam Walton 's original store . </P>
<P> By 1988 , Walmart was operating in 27 states , having expanded into Arizona , Michigan , Ohio , West Virginia , New Jersey , and Wyoming . By 1990 , they expanded into California ( which marked Walmart officially becoming a fully nationwide retailer ) , Nevada , North Dakota , Pennsylvania , South Dakota , and Utah . The Walmart Visitor 's Center also opened this year on the site of Sam Walton 's original store . </P>
when did the first walmart open in california
when did the first walmart open in california
By 1990
By 1990