Mare Island Outpatient Clinic Flag ListingBusiness CategoryHealthcareService DescriptionProviding quality healthcare to our Nations Veterans.Website Addresshttp://www.northerncalifornia.va.gov/locations/Mare_Island_OPC.aspPhone Number707-562-8200ZIP Code94592Physical Address201 Walnut Ave. Vallejo CA 94592 Directions to listing From: Current location Specific Address Travel Mode: DrivingPublic TransitWalkingCycling