The first Saturday in June each year is designated as Free Fishing Day in the state of Texas. Texans can fish on any public waterbody in the state without a fishing license on June 6, 2020.
For more information see the Texas Parks and Wildlife post at https://tpwd.texas.gov/newsmedia/releases/?req=20200529b
Everyone can fish (while practicing social distancing, of course) without a state fishing license on Oklahoma’s Free Fishing Days. For the complete post see the Oklahoma Department of Wildlife Conservation post at https://www.wildlifedepartment.com/outdoor-news/test-waters-free-fishing-days-no-license-needed-june-6-7