Email: info@omarr.ca, Website: https://ottawamaberlyaddictionrehabilitationresidence.com/, Phone: (613) 268-2222, 305 Maberly Elphin Rd., Maberly, ON, K0H 2B0, Canada. The Ottawa Maberly Addiction Rehabilitation Residence (OMARR) is an adult residential treatment centre that specializes in providing evidence based psychotherapy therapy for substance use disorder. Our live-in facility enables our staff to take a hands-on approach, digging deeper to understand and address your strengths and areas to work on.