Add strawberries and orange juice to a blender. Blend until smooth.
Combine strawberry orange mixture, tequila, and lime juice in a pitcher. Set aside in the refrigerator.
Rub the edges of 6 cocktail glasses with a lime wedge. Rim to edges of the glasses with coarse salt. Fill glasses with ice and set aside.
Divide strawberry orange tequila mixture between glasses. Top with champagne or prosecco.
Garnish with strawberryies and lime wheels before serving.