APM: 7 Location: US 101 and Petaluma Blvd, Petaluma Reassurance shield after the 101 business loop splits off. APM: 4 Location: US 101 and SR 116, Petaluma In 3/4 of a mile, SR 116 will split to continue east. APM: 3 Location: US 101 and SR 116, Petaluma Follow 116 east to Sonoma and Napa. APM: 3 Location: US … Continue reading U.S. Route 101, US-101 Bus to SR 116