Apple’s new map data was promised to be live across the United States by the end of 2019. It’s been rolling out in batches, region by region: Arizona, New Mexico and southern Nevada in April; this month it went live in Texas, Louisiana and southern Mississippi and, in a huge update, the U.S. Northeast.
Previously: Apple Maps Data Being Completely Rebuilt for iOS 12; Apple Maps at WWDC 2019: New Map Data, Look Around and More.