Accredited Laboratories (AC, LS, AT) - National Radon Safety Board

NRSB Accredited Laboratories

Accredited labs that analyze NRSB approved AC, LS, AT
You may find other accredited labs for analyzing Electret Ion Chambers here: https://www.nrsb.org/find-a-pro/
Search for "ARL" as the certification type

Accustar Labs - PA
Lebanon, PA
Phone: (717)274-8310
Fax: (717)274-5662
Website: http://www.accustarlabs.com
Certification Number: ARL0007
Expiration Date: 9/30/2022
NRSB approved device number: 10317

Accustar Labs - MA
Ward Hill, MA
Phone: (978)521-7425
Fax: (508)533-8831
Website: http://www.accustarlabs.com
Certification Number: ARL0017
Expiration Date: 3/30/2021
NRSB approved device number: 10317, 10320, 10302, 10313, 12193, 12001

AirChek/Spruce/Accustar
Mills River, NC
Phone: (828)684-0893
Fax: (828)684-8498
Website: http://www.radon.com
Certification Number: ARL1402
Expiration Date: 6/30/2021
NRSB approved device number:10333, 10334, 31805

EMSL Analytical, Inc. 
Cinnaminson, NJ
Phone: (800)220-3675
Fax: (856)786-0327
Website: http://www.emsl.com
Certification Number: ARL6006
Expiration Date: 7/30/2021
NRSB approved device number: 12199

Fredricktowne Labs, Inc.
City: Myersville, MD
Phone: (301)293-3340
Certification Number: ARL1623
Expiration Date: 12/30/2020
NRSB approved device number: 10304

Oklahoma Dept of Environmental Quality
Oklahoma City, OK
Phone: (405)702-9187
Fax: (405)702-9171
Website: http://www.deq.state.ok.us/csdnew/sel.htm
Certification Number: ARL1905
Expiration Date: 6/30/2021
NRSB approved device number: 10302

Pro-Lab, Inc.
Weston, FL
Phone: (954)384-4446
Fax: (954)332-1006
Website: http://www.prolabinc.com
Certification Number: ARL0028
Expiration Date: 3/30/2021
NRSB approved device number: 12191, 10401

Radalink, Inc.
Atlanta, GA
Phone: (800)295-4655
Website: http://www.radalink.com
Certification Number: ARL1101
Expiration Date: 8/30/2021
NRSB approved device number: 31815, 31825

Radon Testing Corporation of America
Elmsford, NY
Phone: (800)457-2366
Fax: (914)345-8546
Website: http://www.rtca.com
Certification Number: ARL0001
Expiration Date: 11/30/2021
NRSB approved device number: 12197, 10316, 10331, 31817, 51204

Radonova, Inc.
Westmont, IL
Phone: (331)814-2200
Fax: (331)814-2214
Website: http://www.radonova.com
Certification Number: ARL1904
Expiration Date: 4/30/2021
NRSB approved device number: 12004, 12005

TCS Industries, Inc.
Harrisburg, PA
Phone: (717)657-7032
Certification Number: ARL0023
Expiration Date: 6/30/2021
NRSB approved device number: 10313