Red River
Red River Region Narcotics Anonymous NA. Region of Narcotics Anonymous. Helpline Telephone Numbers: Plains Area: (800) 982-0242, Eastern Area: (918) 747-0017 – Inside Tulsa Area (888) 749-0017 – Outside Tulsa Area, Western Area: (405) 524-7068 – Inside Oklahoma City (866) 524-7068 – Outside Oklahoma City Area, Red River Region: (888) 851-1246.