The commercial website StartYourRecovery.org has recovery information and lists of rehab centers for each state. Check it out. Here are the opening paragraphs:

Intensive, supervised programs designed to help provide tools to live a healthy life.

Addiction comes in many forms, and so does recovery. “Rehab” is a general term for intensive, supervised programs designed to help people stop using drugs or alcohol and give them the tools they need to live a healthy life.

Rehab can help you or someone you love to step down from addiction safely and stay sober after detox. However, the length and form of treatment varies, based on your personal situation and dependence on drugs or alcohol. No single treatment works for everyone. It’s important to figure out if rehab is right for you and then choose a program that meets your needs.