The integration of traditional banking infrastructure with blockchain technology has created stablecoin payments orchestration, an unprecedented opportunity for enhancing cross-border payments through improved efficiency, reduced costs, and faster settlement times. At the heart of this transformation are local payment rails, which serve as the essential infrastructure connecting conventional financial systems with emerging stablecoin technologies. This report examines the critical importance of local payment rails, their function within the "stablecoin sandwich," and why they represent the vital link in revolutionizing international payments for businesses and financial institutions worldwide.