APM: 20 Location: US 101 and Rowland Blvd, Novato Just as 101 Business rejoins, we’ll receive advance signage for SR 37. APM: 19 Location: US 101 and SR 37, Novato Follow 37 east to Vallejo.  S to I-580, N to US-101 Bus  E to SR 121  N to US-101