APM: 27 Location: US 101 and Madonna Rd, San Luis Obispo Reassurance shield after the SR 227 interchange. APM: 28 Location: US 101 and Osos St, San Luis Obispo At the second exit ahead, SR 1 will split to continue up the coast via Morro Bay. APM: 29 Location: US 101 and Toro St, San Luis Obispo Exit … Continue reading California State Route 1, SR 227 to US-101