Vallejo is nestled in the northeastern part of the San Fran Bay Area. The surrounding cities include Napa, Fairfield, and Benicia. 850 Redwood St is located in the north east corner of Sonoma Blvd and Redwood St. Sonoma Blvd functions as a thoroughfare stretching through city of Vallejo, with connecting points to Interstate 80 (San Fran or Sac), Hwy 37 (San Rafael or Santa Rosa) and Hwy 29, the main route into the Napa Valley.