Help & Support

Automated Online System

Our fully automated portal handles **95% of customer needs**—from booking to results. :contentReference[oaicite:13]{index=13}

Nationwide Locations

Choose from **9,000+ labs** in all 50 states. Appointments are highly recommended. :contentReference[oaicite:14]{index=14}

Your Barcode & Forms

• Quest barcodes start with “Q”; LabCorp are numeric only. :contentReference[oaicite:16]{index=16}
• No payment should be collected at the lab—prepaid via barcode. :contentReference[oaicite:17]{index=17}
• Need to change location, renew an expired barcode, or request a refund? :contentReference[oaicite:18]{index=18}

Results & Turnaround

Most tests report within **24–48 hours**; complex or verification cases may take up to a week. :contentReference[oaicite:19]{index=19}

1. Self-Purchased Tests: You’ll receive an email link to view your results online. :contentReference[oaicite:20]{index=20}
2. Probation/Legal Tests: Results are sent directly to your designated agency or officer. :contentReference[oaicite:21]{index=21}
3. Employer Tests: Delivered to HR or the authorized employer portal. :contentReference[oaicite:22]{index=22}

We use LC-MS & GC-MS for confirmatory testing to ensure accuracy and sensitivity. :contentReference[oaicite:23]{index=23}