Washington State Bank Address: 3371 Oscar Rivette St, Leonville, LA 70551 Phone: (337) 879-3070 Hours: Mon: 8am-6pm Tue: 8am-6pm Wed: 8am-6pm Thu: 8am-6pm Fri: 8am-6pm Sat: 8am-12pm Banks, Mortgages, Loans Other Businesses: Washington State Bank at 3371 Oscar Rivette St, Leonville, LA 70551