In-Lab & Onsite Calibration Services in King George County, VA

With over 35 years of experience, our technicians have provided precise calibration, instrument repair, and metrology database management to a diverse range of industries across the King George County area.

Located in Gaithersburg, MD, our calibration laboratory—accredited to ISO/IEC 17025:2017, ANSI Z540-1, and Z540.3 standards—adheres to strict quality protocols. We perform all calibrations and repairs in line with manufacturer specifications to ensure your measurement tools remain reliable, repeatable, and audit-ready. Each calibration is accompanied by a certificate that confirms compliance with the rigorous standards set by the National Institute of Standards and Technology (NIST).

King George County sits along the Potomac River in Virginia’s Fredericksburg region, anchored by the Naval Surface Warfare Center at Dahlgren and its base of defense, naval R&D, and engineering contractors. Tra-Cal supports these teams with ANAB-accredited ISO/IEC 17025:2017 calibration across King George, Dahlgren, and Colonial Beach.

We offer three intake paths: scheduled pickup, prepaid ship-in with a typical five-day turnaround, and onsite calibration appointments. Every calibration is NIST-traceable and ships with an audit-ready certificate.

Serving King George County, VA

Why Quality Teams in the Fredericksburg region Choose Tra-Cal

  • 5-Day Turnaround

  • Convenient Pickup and Delivery Services

  • Onsite Calibration at Your Facility

  • Comprehensive Asset Database Management 

  • Dedicated Account Managers 

  • Veteran-Owned & Operated

  • Unwavering Quality Guarantee

In-Lab & Onsite Calibration Services for Raleigh, NC

Calibration Services Available to King George County, VA Operations

How Tra-Cal Serves King George County, VA

In-Lab Calibration:

Send your equipment to our ANAB-accredited ISO/IEC 17025:2017 laboratory or use scheduled pickup serving the Fredericksburg region. Calibration is performed in a climate-controlled environment against documented procedures, with traceability through NIST. Standard turnaround is approximately five business days from receipt, and asset records are retained with automated due-date notifications.

Onsite Calibration:

Our metrologists travel to King George County-area facilities for fixed assets, large inventories, and instruments that should not be moved. Calibration is performed in a controlled environment at your site on a scheduled appointment, with the same accreditation, NIST traceability, and documentation as in-lab service.

Frequently Asked Questions

Visit Our Gaithersburg Facility or Find Us Near You

Tra-Cal
Lab
8577 Atlas Drive

Gaithersburg, MD 20877

Servicing Local King George County Zip Codes:

22485, 22448, 22551, 22579, 22443, 22454, 22580 — plus surrounding Fredericksburg region ZIP codes.

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Contact Tra-Cal for Calibration Support Today

Tell us your instrument list, required turnaround, and accreditation level. Most quote requests are returned within one business day. Tra-Cal supports quality, engineering, and operations teams across King George, Dahlgren, Colonial Beach, and the wider Fredericksburg region with ANAB-accredited ISO/IEC 17025:2017, NIST-traceable calibration. Call 301-527-9200 or request a free quote online.