✓ Same-Day Walk-Ins Welcome ✓ Digital Donor Pass in Minutes ✓ No Doctor Order Required ✓ SAMHSA-Certified Labs

Drug Testing Locations in Byron, WI

With 32 testing centers in the Byron area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

Urine (5, 10, 12, 14-Panel) Hair Follicle (90-Day) DOT Drug & Alcohol Court & Probation Oral Fluid / Saliva EtG Alcohol
🕑 Collection Site Hours: Monday – Friday: 8:00 AM – 4:00 PM • ✓ Walk-in with Electronic Donor Pass • Saturday – Sunday: Closed

32 Drug-Testing Centers in Byron

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

900 Main Street

1.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
900 Main Street
Brownsville, WI 53006

757 S Main St Ste 1

8.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
757 S Main St Ste 1
Fond Du Lac, WI 54935

430 E Division St

10.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
430 E Division St
Fond Du Lac, WI 54935

177 E Main St

10.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
177 E Main St
Campbellsport, WI 53010

360 S Mountin Dr

10.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
360 S Mountin Dr
Mayville, WI 53050

210 Wisconsin American Dr

10.75 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
210 Wisconsin American Dr
Fond Du Lac, WI 54937

350 E Sheboygan St

10.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
350 E Sheboygan St
Campbellsport, WI 53010

180 Gateway Dr

11.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
180 Gateway Dr
Waupun, WI 53963

600 Fern St

12.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
600 Fern St
Waupun, WI 53963

620 W Brown St

12.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
620 W Brown St
Waupun, WI 53963

1701 Fond Du Lac Ave

14.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1701 Fond Du Lac Ave
Kewaskum, WI 53040

420 W North St

19.40 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
420 W North St
Juneau, WI 53039

2151 W Washington St

20.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2151 W Washington St
West Bend, WI 53095

148 Warren St Ste A

21.56 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
148 Warren St Ste A
Beaver Dam, WI 53916

707 S University Ave

21.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
707 S University Ave
Beaver Dam, WI 53916

933 Newbury St

22.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
933 Newbury St
Ripon, WI 54971

123 E Seward St

22.48 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
123 E Seward St
Ripon, WI 54971

Pathology

22.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Pathology
Beaver Dam, WI 53916

110 Lone Oak Ln

23.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
110 Lone Oak Ln
Hartford, WI 53027

1640 E Sumner St

23.23 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1640 E Sumner St
Hartford, WI 53027

3200 Pleasant Valley Rd

24.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3200 Pleasant Valley Rd
West Bend, WI 53095

1700 W Paradise Dr

25.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1700 W Paradise Dr
West Bend, WI 53095

340 Enterprise Dr

25.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
340 Enterprise Dr
Markesan, WI 53946

1855 S Koeller St

25.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1855 S Koeller St
Oshkosh, WI 54902

126 E Mill St

26.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
126 E Mill St
Plymouth, WI 53073

W225n16711 Cedar Park Ct

26.53 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
W225n16711 Cedar Park Ct
Jackson, WI 53037

500 S Oakwood Rd

26.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
500 S Oakwood Rd
Oshkosh, WI 54904

600 N Westhaven Dr

27.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
600 N Westhaven Dr
Oshkosh, WI 54904

855 N Westhaven Dr

27.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
855 N Westhaven Dr
Oshkosh, WI 54904

2600 Kiley Way

27.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2600 Kiley Way
Plymouth, WI 53073

2020 Madison St

29.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2020 Madison St
New Holstein, WI 53061

632 Fremont St

29.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
632 Fremont St
Kiel, WI 53042

Employment, DOT, Court Ordered, Probation, Family

At Accredited Drug Testing, we deliver thorough drug and alcohol evaluations through our 32 testing sites around Byron, Wisconsin. Our services cover DOT and non-DOT urine drug screenings, breath alcohol tests, EtG alcohol assessments, and hair drug examinations for personal, employer, and judicial requirements. We ensure rapid test results and SAMSA accredited lab analysis in Byron, WI, with same-day service possible. Most testing centers are conveniently accessible from both work and home. We also offer Occupational Health Testing, Clinical Testing, and Background Checks.

Reach us at (800) 221-4291 or register via our website. Choose your desired test and find a test site nearby—testing can be organized for yourself, staff, or others. Setting up a test is quick and convenient; contact our scheduling team or book online anytime. Our efficient, user-friendly system ensures that arranging a drug test near Byron is effortless.

* You must register by phone or online to receive your donor pass/registration prior to proceeding to the testing center. You must bring a valid government issued ID along with the registration/barcode number which was sent to you by email.

When you're searching for drug testing near me or drug testing locations, we provide a simple and convenient process to find a drug and alcohol testing location near you that is certified to provide all of your drug and alcohol testing needs.

How the Drug Testing Process Works in Byron, WI

1

Order Online or Call

Select your test & search nearby Byron collection sites.

2

Get Donor Pass

Receive your donor pass by email or SMS immediately.

3

Visit Collection Center

Walk in with donor pass & photo ID. No appointment needed.

4

Fast Results

Secure results delivered confidentially in 24-48 hours.

Byron, WI Drug Testing

Drug Testing Services Available at Our Byron, WI Labs:

At our Byron drug testing collection sites, Accredited Drug Testing provides one of the widest selections of drug and alcohol testing services available. Whether you're an employer, attorney, court, or private individual, we offer both DOT and non-DOT testing options—ranging from rapid tests to comprehensive lab-based screenings—capable of detecting nearly any substance.

Mobile/On-Site Drug Testing

If you're an employer needing to test 25 or more employees and looking to save time and money, we offer mobile on-site drug testing where we come to you. Call us today for more information.

Official Legal & Regulatory Framework

Wisconsin Drug Testing Laws & Compliance in Byron

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Byron, WI adhering strictly to Wis. Stat. § 108.04(5r), federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
Wis. Stat. § 108.04(5r)
Medical Marijuana
Legal (Medical)
Recreational Cannabis
Prohibited
Workplace Rights
Zero-Tolerance Protected

Wisconsin law allows employers to test job candidates and current staff, disqualifying individuals from unemployment benefits following verified positive tests.

Under Wis. Stat. § 108.04(5r), employers in Byron may institute comprehensive drug-free workplace programs including:

  • Pre-Employment Screening: Conditional job offer testing for all applicants.
  • Reasonable Suspicion Testing: Objective, documented behavioral signs of impairment.
  • Post-Accident Testing: Mandatory screening following workplace injuries or property damage.
  • Random Testing: Unannounced selection for safety-sensitive roles and machinery operators.
  • Workers' Comp Incentives: Verified testing programs provide premium discounts on state workers' compensation insurance policies.

While cannabis statutes continue evolving across the United States (Medical: Legal (Medical); Recreational: Prohibited in Wisconsin), employers retain the legal prerogative to prohibit substance impairment on job premises, during operational shifts, and while operating company vehicles.

Federal regulations, Department of Transportation (DOT) mandates, and safety-sensitive positions strictly prohibit marijuana use regardless of state cannabis status. ADT provides both standard THC screening and non-THC customized drug panels for private employers wishing to adapt to state-specific hiring preferences.

For commercial drivers, maritime operators, aviation crews, and transit personnel operating in Byron, all testing follows rigorous Department of Transportation (DOT) standards governed by 49 CFR Part 40:

  • Federal 5-Panel Regulated Urine Screen: Tested for Marijuana, Cocaine, Amphetamines/Methamphetamines, Opioids (Codeine, Morphine, Heroin, Hydrocodone, Hydromorphone, Oxycodone, Oxymorphone), and PCP.
  • SAMHSA Accredited Laboratories: Zero compromise on testing accuracy with gas chromatography/mass spectrometry (GC/MS) confirmation.
  • Medical Review Officer (MRO): Every non-negative specimen is reviewed by a licensed physician MRO before reporting.
  • FMCSA Clearinghouse Reporting: Real-time reporting of verified positive tests and refusals to test into the federal driver clearinghouse database.

Accredited Drug Testing provides legally admissible drug and alcohol screening for county court dockets, child custody hearings, probation requirements, and pretrial diversion programs throughout Byron and Wisconsin.

All specimens undergo observed or witnessed collection procedures when ordered by the court, accompanied by rigorous Federal Chain of Custody Forms (CCF). Turnaround time is rapid, and official certificates of analysis can be forwarded directly to your attorney, court case officer, or probation supervisor upon release.

Hyper-Local Proximity Coverage

Neighborhoods & Service Districts in Byron, WI

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Byron to ensure fast donor access with minimal drive times. Walk-ins are welcomed with an immediate electronic donor pass across all major neighborhoods and transit corridors:

Key Byron Neighborhoods Covered:

● Downtown Byron ● Central Business District ● North Byron Commercial Corridor ● South Byron Industrial Park ● East Byron Metro Area ● West Byron Trade Center ● Medical & Healthcare District ● Airport / Logistics Corridor

Major Employment & Commercial Hubs Served:

Byron Main Street Commercial District • Byron Regional Trade Center • County Industrial Parkway • Metro Healthcare & Occupational Medical Corridor

Located anywhere in Byron? Receive your electronic pass in under 5 minutes.
Order Test Online →

Surrounding Areas Served Near Byron

Brownsville • Lomira • Oakfield • Leroy • Ashford • Eden • Lamartine • Kekoskee

Byron, WI Drug & Alcohol Test Panels & Detection Windows

Select a test panel below to review specific drug compounds screened, detection timeframes, and instant electronic pass registration in Byron.

Test Type & Local Panel Detection Window Common Use Cases in Byron Turnaround Time
5-Panel Urine Screen in Byron →
THC, Cocaine, Basic Opiates, Amphetamines, PCP
1 to 5 Days Pre-Employment, Workplace Safety & Non-DOT Randoms 24 to 48 Hours
10-Panel Urine Screen in Byron →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Byron →
Long-term historical pattern analysis (90-day window)
Up to 90 Days Child Custody, Legal Defense & Executive Screening 3 to 5 Business Days
DOT Drug & Alcohol Test in Byron →
49 CFR Part 40 compliant with CCF & MRO verification
1 to 5 Days FMCSA, FAA, FRA, FTA, USCG Regulated Drivers & Crew 24 to 48 Hours
ETG & Breath Alcohol in Byron →
Evidential breath testing or 80-hour urine EtG metabolite
Breath: 0–12 Hrs
EtG: Up to 80 Hrs
Zero-Tolerance Workplace, Post-Accident & Probation Immediate to 48 Hours
DOT Physical Exam in Byron →
FMCSA NRCME certified medical examiner card (Form MCSA-5876)
1 to 2 Year Card Commercial Driver License (CDL) Medical Certification Same-Day Medical Card
Full-Service Testing Solutions

Occupational Health & Specialized Screening in Byron, WI

Beyond standard urine screening, Accredited Drug Testing delivers end-to-end occupational medical solutions, DOT credentialing, court-admissible forensic testing, and employer background compliance.

NRCME Certified

DOT Physicals & Medical Cards

FMCSA-compliant examinations conducted by certified medical examiners. Instant driver medical certificate renewal across Byron.

AABB Accredited

Court Legal DNA & Paternity

100% court-admissible legal paternity, maternity, sibling, and grandparentage testing with strict chain of custody for family court.

FCRA Compliant

Background Checks & MVR

Comprehensive pre-employment screening, nationwide criminal history searches, and Motor Vehicle Records (MVR) for driver compliance.

Long Detection Window

90-Day Hair Follicle Drug Test

Tamper-resistant 90-day historical substance screening. Preferred by family courts, custody attorneys, and zero-tolerance employers.

Instant & Lab Confirmed

Breath Alcohol & 80-Hr EtG

Evidential breath alcohol testing (BAT) and 80-hour EtG urine/hair metabolite analysis for probation monitoring and workplace safety.

We Come to You

Mobile On-Site Group Testing

Certified mobile collection technicians dispatched directly to your Byron facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Byron, WI

Need immediate walk-in service in Byron? View our Walk-In Drug Testing Near Me in Byron, WI facility guide or order an instant electronic donor pass online.

Byron Drug Testing

Quickly find trusted local drug testing centers in Byron, WI — fast, convenient, and reliable every time!

Byron DOT Drug Testing

Quickly find a local DOT drug testing center in Byron, WI — fast, reliable, convenient nationwide service!

Byron DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Byron, WI.

Byron Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Byron, WI.v

Byron Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Byron, WI locations—results you can trust, every time!

Byron Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Byron, WI.

Byron Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Byron, WI.

Byron 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Byron, WI employers and individuals nationwide.

Byron 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Byron, WI workplace and personal testing needs.

Byron On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Byron, WI workplace compliant.

Byron DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Byron, WI drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

In Wisconsin, workplace drug testing is governed by statutory guidelines under Wis. Stat. § 108.04(5r). Private employers generally operate under a Wisconsin Statute § 108.04 guidelines, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Wisconsin who implement a certified Drug-Free Workplace Program in compliance with Wis. Stat. § 108.04(5r) can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Wisconsin state law compliance standards, state statutes permits zero-tolerance workplace drug testing policies. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 32 certified collection sites in the Byron area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Byron, registering your test online or calling (800) 221-4291 prior to visiting guarantees rapid priority specimen collection with an instant barcode pass.
Negative drug and alcohol test results are typically released within 24 to 48 hours of specimen processing. Any non-negative screenings undergo confirmatory GC/MS or LC/MS testing and licensed Medical Review Officer (MRO) verification within 3 to 5 business days.

Customer Reviews

Fast,easy and efficient

Fast,easy and efficient. They made the whole process stress free and simple. Thanks 😊

Micheal Ankenbrandt - 2/19/2025

Great experience

Great experience and great lab. Customer service agent was very helpful.

Jenna Bee - 2/19/2025

Clear and Competent

I was so surprised with the quality of customer service I received today when I called Accredited Drug Testing. The representative was so clear and competent. She was able to reschedule an appointment at my preferred location. The representative whose name is Justice, was so polite and competent. She expedited the whole process. It was a relief to me.

Rachel Padian - 9/6/2024

I love the customer service

I love the customer service. The lady was patient enough to help me book my appointment with ease and ensuring I get the location that's best for me. Keep up the good work!

Elizabeth Chiaka - 9/19/2024

Really Helpful

I am just really happy to see that the location near me still offers hair follicle tests!! They are really helpful when any false positives happen, waiting on my results. Hope they come fast!

Kali Collins - 1/16/2025

phone support has been excellent

I have used ADT several times. Their phone support has been excellent, both when putting in the orders and when asking for help to interpret results.

Tee Ess - 12/19/2024

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025

test was quick and easy

Company New Hire Employee Process for DOT Drug test was quick and easy. No need to make appt. All employee had to do is show prepaid qr code I sent to employee show ID and was set. Would Recommend.

Maria Lopez - 11/19/2024

Pretty Straightforward

It was a pretty straightforward process getting an appointment and making payment. Getting to the testing site was quick. I was in and out in no time.

Sadiat Ogunyemi - 12/19/2024

ADT was able to get me the best tests

Dealing with allegation’s of drug use that completely false is stressful, ADT was able to get me the best tests, going back the farthest in the same day with as little hassle as possible, I spoke with 1 person and wasn’t transferred once, and they took my payment, and got me my work order for a clinic as close as possible for the service I needed. 5*

Christopher Hansis - 12/19/2024


(800) 221-4291