There are a number of unique types of substance abuse rehabilitation services in Vallejo, California which addicted clients can get help from. As an example, there are alcohol and drug abuse treatment services in the Vallejo area which cater to an individual with a brief history of alcohol and drug abuse and might benefit from a short term drug and alcohol treatment center which will require the person to remain in rehab for 4 weeks or less. There are also much more extensive and long term drug and alcohol abuse rehabilitation centers in Vallejo, California which demand a stay of 3 months or more, depending on the individual's background of alcohol and drug abuse and other circumstances including co-occurring mental health disorders. Substance abuse rehabilitation services can be carried out on an outpatient basis or an inpatient basis, with inpatient alcohol and drug abuse treatment services providing substantially superior outcomes because of a higher quality of rehabilitation center.