If you would like to schedule a tour, please call us at 707-252-8463 or email us at If we do not answer the phone, please feel free to leave us a message and we will call you back as soon as possible. We do suggest you book weekend tours several days in advance as we are often very busy and fully booked on the weekends during the summer season. We also limit the amount of tours daily as to ensure a great experience for everyone that visits O'Brien Estate.


Our main office number is 707-252-8463 and we can be reached between the hours of 8:30am to 5:00pm, Monday through Friday.

For customer service regarding wine orders please email us at

Please feel free to call or email with any questions or issues. We unconditionally guarantee our wine and our service to meet your expectations.