Yes, we are open!  At this time, test kits are still being processed.  Be safe!

Contact Us

COVID-19 NOTICE:  RadonZone is open for business! You may place an order anytime on our website. Laboratory analysis for short-term and long-term radon kits are still being conducted. However, results may take a bit longer to receive than normal. Our telephone and staff hours are reduced to observe safety with physical distancing. Please call us if you wish to cancel or change an order, as an email may not be seen before your order is shipped.

Test Results & Product Technical Support:

Click here for test results and technical support. Please note that our office staff does not have access to test results.

Sales & Customer Service:


Sales Inquiries:

Customer Service:

Note: If you need to change an existing order, please call (rather than email) as it's possible your order may ship before the email is seen.

We typically respond to emails within one business day. Please contact us by phone if you have not received a response within two business days. Occasionally our reply may be delivered to a SPAM or junk folder.


Telephone Hours: Monday through Friday: 11:00 AM - 4:00 PM EST

Sales & Customer Service: 866-992-3910

Please Note: One of our senior phone representatives recently passed away. We are short-staffed so hold times may be longer than normal. If your inquiry is suitable for sending an email, you may wish to email rather than call. We appreciate your understanding.

Note: Our staff does not have access to test results. To obtain test results please click here.

Mailing Address & Fax

Fax: 540-777-2507

Mailing Address:

P.O. Box 3156
Roanoke, VA 24015-3156

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