AKP: 0 Location: Crawford St and Sonoita Ave, Nogales I-19 begins its official life at-grade, winding a couple blocks to the actual freeway. Turn left here about a block into the route AKP: 0 Location: Sonoita Ave and Compound St, Nogales A block later, bear right. Most of the development you see in the background … Continue reading Interstate 19, I-19 Bus to SR 189