To inquire about store hours one may check online or call customer service. The Walmart Customer Service Department can be reached at all hours via walmart.com or by calling 1-800-925-6278. Other matters, such as complaints or various questions, can also be addressed by this contact method.
The only major national holiday that Walmart closes is Christmas Day. They usually close at 8:00 p.m. on Christmas Eve, Thanksgiving, Easter, and New Years Day.