---
title: "Quest Diagnostics location at 6300 Main St, Zachary | Vitals Vault"
description: "Quest Diagnostics at 6300 Main St, Zachary, LA. Order Vitals Vault blood testing online from $99.00, then schedule your Quest blood draw in your dashboard. See hours and directions."
canonical: "https://www.vitalsvault.com/locations/la/zachary/6300-main-st-70791"
last-updated: 2026-08-22
---

# Quest Diagnostics location at 6300 Main St, Zachary | Vitals Vault

> Quest Diagnostics at 6300 Main St, Zachary, LA. Order Vitals Vault blood testing online from $99.00, then schedule your Quest blood draw in your dashboard. See hours and directions.

---

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