Nurse Aide Registry Directory: Verify CNA Certification Status in All 50 States & D.C.
Locate the official state Nurse Aide Registry for every U.S. state and Washington, D.C. Use our complete regulatory directory to verify active CNA certification numbers online, check 24-month employment renewal statuses, contact state licensing boards, and initiate out-of-state reciprocity transfers.
Federal & State Nurse Aide Registry Standards (42 CFR § 483.156)
Every state and D.C. maintains an official registry tracking active certification and facility clearance.
Requires at least 8 hours of paid nursing-related duties under RN/LPN supervision every 2 years.
State health departments and Boards of Nursing contract with national testing administrators.
1. Complete 50-State & D.C. Nurse Aide Registry Lookup Table
Filter the directory below by state name, regulatory agency, or testing vendor (Credentia/NNAAP, Prometric, Headmaster D&SDT, or PSI). Click any state's Registry & Transfer Guide link for step-by-step online license verification links, renewal forms, and out-of-state reciprocity instructions:
| State & Credential | Official Regulatory Agency & Address | Phone & Exam Vendor | Verification & Schools |
|---|---|---|---|
| Alabama (AL) Certified Nursing Assistant (CNA) | Alabama Department of Public Health - Division of Health Care Facilities |