| North Charles Institute for The Addictions | 54 Washburn Avenue | Cambridge |
| Right Turn | 440 Arsenal Street | Watertown |
| McLean Hospital Alcohol and Drug Abuse Treatment | 115 Mill Street | Belmont |
| Arbour Counseling Services | 14 Fordham Road | Allston |
| Addiction Treatment Center of NE Outpatient Counseling Program | 77 Warren Street | Brighton |
| Addiction Treatment Center of NE | 77 Warren Street | Brighton |
| Steward St Elizabeths/SECAP/ATS | 736 Cambridge Street | Brighton |
| Fenway Health Substance Abuse Treatment Program | 1340 Boylston Street | Boston |
| Bay Cove Human Services Methadone Services | 66 Canal Street | Boston |
| Fenway Health Fenway South End | 142 Berkeley Street | Boston |
| Boston Treatment Center | 784 Massachusetts Avenue | Boston |
| Health Care Resource Centers | 175 Crescent Avenue | Chelsea |
| Habit OPCO | 99 Topeka Street | Boston |
| Arbour Substance Abuse Trt Program Detox | 49 Robinwood Avenue | Jamaica Plain |
| Brookside Community Health Center | 3297 Washington Street | Jamaica Plain |
| Community Substance Abuse Centers | 9 Forbes Road | Woburn |
| Brigham and Womens Faulkner Hospital | 1153 Centre Street | Jamaica Plain |
| Spectrum Health Systems Inc Waltham | 210 Bear Hill Road | Waltham |
| High Point Jamaica Plain at Shattuck | 170 Morton Street | Jamaica Plain |
| Bournewood Hospital Bournewood Health Systems | 300 South Street | Chestnut Hill |
| ARK Behavioral Health | 500 Victory Road | Quincy |
| Lynn Comprehensive Treatment Center | 11 Circle Avenue | Lynn |
| Veterans MH and Addiction Programs (VMHAP) | 200 Springs Road | Bedford |
| Phoenix House ATS | 43 Old Colony Road | Quincy |
| Habit OPCO Satellite | 1515 Hancock Street | Quincy |
| Westwood Lodge Hospital | 45 Clapboardtree Street | Westwood |
| Northeast Behavioral Health | 365 East Street | Tewksbury |
| NBH DBA Lahey Health Behavioral Services Detoxification Unit | 111 Middleton Road | Danvers |
| Lahey Health Behavioral Services Methadone Program | 111 Middleton Road | Danvers |
| Tewksbury Treatment Center Lahey Health Behavioral Services | 365 East Street | Tewksbury |
| Spectrum Health Systems Inc | 68 Franklin Street | Framingham |
| Habit OPCO Lowell | 22 Olde Canal Drive | Lowell |
| Lawrence Comprehensive Treatment Ctr | 10 Embankment Street | Lawrence |
| Arbour Counseling Services | 384 Washington Street | Norwell |
| Brockton Comprehensive Treatment Ctr | 180 Centre Street | Brockton |
| High Point Youth | 20 Meadowbrook Road | Brockton |
| CASTLE High Point Youth | 20 Meadowbrook Road | Brockton |
| Mens Addiction Treatment Center (MATC) | 10 Meadowbrook Road | Brockton |
| Brockton Addiction Treatment Center (BATC) | 30 Meadowbrook Road | Brockton |
| Steward Good Samaritan/NORCAP/ATS | 71 Walnut Street | Foxboro |
| Spectrum Health Systems Inc Spectrum Outpatient Services | 200 East Main Street | Milford |
| SBH Haverhill LLC | 61 Brown Street | Haverhill |
| Holy Family Hospital 4 East | 140 Lincoln Avenue | Haverhill |
| New England Recovery Center (NERC) Detox Services | 153 Oak Street | Westborough |
| Lahey Health Behavioral Services Opioid Treatment Program | 298 Washington Street | Gloucester |
| Merrimack River Medical Services | 323 Derry Road | Hudson |
| Hampstead Hospital | 218 East Road | Hampstead |
| Spectrum Health Systems Inc Outpatient Services | 585 Lincoln Street | Worcester |
| Taunton Comprehensive Treatment Center | 66 Main Street | Taunton |
| Greater Nashua Council on Alcoholism Keystone Hall | 615 Amherst Street | Nashua |
| Arbour Fuller EATS | 200 May Street | Attleboro |
| AdCare Hospital Worcester | 107 Lincoln Street | Worcester |
| Community Healthlink Inc Detoxification Program | 12 Queen Street | Worcester |
| Motivating Youth Recovery Program | 26 Queen Street | Worcester |
| CleanSlate Centers Worcester | 411 Chandler Street | Worcester |
| Gateway Healthcare Inc Mark S Furgerson Center | 249 Roosevelt Road | Pawtucket |
| Addiction Recovery Institute | 31 North Union Street | Pawtucket |
| Center for Treatment and Recovery | 82 Pond Street | Pawtucket |
| Recovery Centers of America Westminster | 9 Village Inn Road | Westminster |
| Insight Medical Group LLC | 428 Lafayette Road | Hampton |
| Butler Hospital Alcohol and Drug Treatment Services | 345 Blackstone Boulevard | Providence |
| CODAC North Main | 528 North Main Street | Providence |
| Roger Williams Medical Center Addiction Services Center | 877 Chalkstone Avenue | Providence |
| CODAC Behavioral Healthcare East Bay | 850 Waterman Avenue | East Providence |
| Roger Williams Medical Center Addiction Services Center | 877 Chalkstone Avenue | Providence |
| Veterans Affairs Medical Center Collaborative Add and Recovery Program | 830 Chalkstone Avenue | Providence |
| Clinical Services of Rhode Island | 600 Putnam Pike | Greenville |
| Farnum Center | 140 Queen City Avenue | Manchester |
| Manchester Metro Treatment Center | 228 Maple Street | Manchester |
| Discovery House CTC of Providence Comprehensive Treatment Center | 66 Pavilion Avenue | Providence |
| Discovery House Providence | 66 Pavilion Avenue | Providence |
| CODAC Providence | 349 Huntington Avenue | Providence |
| Serenity Place NCADD Affiliate | 101 Manchester Street | Manchester |
| Manchester Comprehensive Trt Center | 20 Market Street | Manchester |
| Journey to Hope Health and Healing Inc | 985 Plainfield Street | Johnston |
| High Point Treatment Center Inc Detoxification Program | 1233 State Road | Plymouth |
| SSTAR Alcoholism/Drug Detox Program | 386 Stanley Street | Fall River |
| SSTAR (STIT) | 386 Stanley Street | Fall River |
| SSTAR Chemical Dependency Services/Outpt | 386 Stanley Street | Fall River |
| Addiction Recovery Institute South | 205 Hallene Road | Warwick |
| Fall River Comprehensive Treatment Ctr | 22 Front Street | Fall River |
| Southcoast Behavioral Health | 581 Faunce Corner Road | North Dartmouth |
| East Wareham Comprehensive Trt Center | 3088 Cranberry Highway | East Wareham |
| Merrimack River Medical Services Healthcare Resource Centers | 177 Shatuck Way | Portsmouth |
| Medical Assisted Recovery Inc | 875 Centerville Road | Warwick |
| Health Care Resource Centers | 8 Kilburn Street | New Bedford |
| Quinebaug Day Treatment Center | 11 Dog Hill Road | Dayville |
| Gifford Street Wellness Center LLC Outpatient Counseling Program | 34 Gifford Street | New Bedford |
| Clinical Services of RI | 11 King Charles Drive | Portsmouth |
| Concord Metro Treatment Center | 100 Hall Street | Concord |
| Phoenix House of New England Dublin Center/Adult Residential | 3 Pierce Road | Dublin |
| Merrimack River Medical Services Healthcare Resource Centers | 200 Route 108 | Somersworth |
| Phoenix House of New England Phoenix House Exeter Center | 251 Main Street | Exeter |
| AdCare Rhode Island Inpatient/Outpatient Program | 1950 Tower Hill Road | North Kingstown |
| Gosnold Inc Gosnold/Thorne Counseling Center | 1185 Falmouth Road | Centerville |
| Yarmouth Comprehensive Treatment Ctr | 31 Workshop Road | South Yarmouth |
| Phoenix House Keene Center | 106 Roxbury Street | Keene |
| Natchaug Hospital Inc Sachem House | 151 Storrs Road | Mansfield Center |
