Online ordering menu for REGIO CAFE. Regio Cafe is proud to serve the San Antonio area with authentic Tex-Mex cuisine with a twist of one-of-a-kind Monterrey flavor. Our menu is comprised of a wide variety of local Mexican favorites and new in-house creations, hand crafted daily, for breakfast and lunch. Regio Cafe is located off McCullough Ave. between Locust and Myrtle St., just a few blocks west of San Antonio College and directly across from WellMed. Order Regio Cafe Online Today!