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

Drug Testing Locations in Thornton, IL

With 39 testing centers in the Thornton 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

39 Drug-Testing Centers in Thornton

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

16246 Prince Dr

2.48 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
16246 Prince Dr
South Holland, IL 60473

17665 Torrence Ave,

2.61 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-2:00 PM • Sat: 8:00 AM-11:00 AM✓ Walk-in with Electronic Donor Pass
17665 Torrence Ave,
Lansing, IL 60438

1595 Valencia Ct

2.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1595 Valencia Ct
Calumet City, IL 60409

2741 Ridge Rd Fl 2

3.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2741 Ridge Rd Fl 2
Lansing, IL 60438

2741 Ridge Rd

3.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2741 Ridge Rd
Lansing, IL 60438

18665 Dixie Hwy

3.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
18665 Dixie Hwy
Homewood, IL 60430

15600 Honore Ave

3.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
15600 Honore Ave
Harvey, IL 60426

1423 Chicago Rd

4.63 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1423 Chicago Rd
Chicago Heights, IL 60411

30 E 15th St Ste 100

4.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
30 E 15th St Ste 100
Chicago Heights, IL 60411

16501 Kedzie Ave

4.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
16501 Kedzie Ave
Markham, IL 60428

19150 South Kedzie Avenue, Suite 101

4.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
19150 South Kedzie Avenue, Suite 101
Flossmoor, IL 60422

7905 Calumet Ave

5.13 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM • Sat: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
7905 Calumet Ave
Munster, IN 46321

19550 Governors Hwy

5.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
19550 Governors Hwy
Flossmoor, IL 60422

8135 S Calumet Ave

5.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8135 S Calumet Ave
Munster, IN 46321

8840 Calumet Ave, Ste 204

5.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8840 Calumet Ave, Ste 204
Munster, IN 46321

6624 Monroe Ave

5.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6624 Monroe Ave
Hammond, IN 46324

5500 Hohman Ave Ste 1d

5.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5500 Hohman Ave Ste 1d
Hammond, IN 46320

1010 165th St

5.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1010 165th St
Hammond, IN 46324

6423 Columbia Ave Unit A

5.93 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
6423 Columbia Ave Unit A
Hammond, IN 46320

813 Sibley St

6.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
813 Sibley St
Hammond, IN 46320

12942 S Carpenter St

6.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
12942 S Carpenter St
Calumet Park, IL 60827

24 Joliet St

6.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24 Joliet St
Dyer, IN 46311

3301 N Ashland

6.99 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3301 N Ashland
Chicago, IL 60657

3831 S Hohman Ave

7.05 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
3831 S Hohman Ave
Hammond, IN 46327

12647 S Justine St

7.14 mi
🕑 Testing Hours: Mon–Fri: 8:30 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
12647 S Justine St
Calumet Park, IL 60827

2310 York St Ste 4a

7.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2310 York St Ste 4a
Blue Island, IL 60406

4020 S Calumet Ave

7.21 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4020 S Calumet Ave
Hammond, IN 46320

2450 169th St

7.28 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2450 169th St
Hammond, IN 46323

3145 45th St Ste F

8.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3145 45th St Ste F
Highland, IN 46322

1500 Us Highway 41

8.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1500 Us Highway 41
Schererville, IN 46375

4800 W 129th St

8.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4800 W 129th St
Alsip, IL 60803

4742 Cal Sag Rd

8.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4742 Cal Sag Rd
Crestwood, IL 60445

1573 N Cline Ave

9.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1573 N Cline Ave
Griffith, IN 46319

7501 W 15th Ave

9.34 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
7501 W 15th Ave
Gary, IN 46406

6701 159th St Occ Health

9.36 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6701 159th St Occ Health
Tinley Park, IL 60477

4321 Fir St Ste 313

9.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4321 Fir St Ste 313
East Chicago, IN 46312

17148 Harlem Ave

9.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17148 Harlem Ave
Tinley Park, IL 60477

900 E 103rd St

9.65 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
900 E 103rd St
Chicago, IL 60628

16325 Harlem Ave Ste 110

9.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
16325 Harlem Ave Ste 110
Tinley Park, IL 60477

Employment, DOT, Court Ordered, Probation, Family

Accredited Drug Testing is your go-to for all-inclusive drug and alcohol testing services, available at 39 testing sites in the Thornton, Illinois region. Catering to both DOT and non-DOT requirements, we administer urine and breath alcohol evaluations, EtG, and hair sample drug analyses for personal, occupational, and legal purposes. We facilitate rapid test outcomes in Thornton, IL, and provide both quick service and SAMSA certified lab results. Most test centers are conveniently located close to your workplace or residence. Our additional offerings include Occupational Health Assessments, Clinical Testing, and Background Verification.

Connect with us at (800) 221-4291 or easily register via our website. Select the appropriate test type and find a convenient center nearby—whether the test is for you, employees, or someone else. Our testing appointment process is smooth and user-friendly. You can schedule tests 24/7, either by reaching our scheduling team or using our online system. With our efficient service, arranging a test in Thornton is extremely simple.

* 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 Thornton, IL

1

Order Online or Call

Select your test & search nearby Thornton 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.

Thornton, IL Drug Testing

Drug Testing Services Available at Our Thornton, IL Labs:

At our Thornton 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

Illinois Drug Testing Laws & Compliance in Thornton

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Thornton, IL adhering strictly to 820 ILCS 55/1 et seq., federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
820 ILCS 55/1 et seq.
Medical Marijuana
Legal
Recreational Cannabis
Legal
Workplace Rights
Zero-Tolerance Protected

Illinois Cannabis Regulation and Tax Act upholds employer authority to enforce reasonable drug-free workplace policies, zero-tolerance rules, and safety testing.

Under 820 ILCS 55/1 et seq., employers in Thornton 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; Recreational: Legal in Illinois), 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 Thornton, 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 Thornton and Illinois.

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 Thornton, IL

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Thornton 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 Thornton Neighborhoods Covered:

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near Thornton

Glenwood • East Hazel Crest • South Holland • Homewood • Phoenix • Harvey • Lansing • Flossmoor

Thornton, IL 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 Thornton.

Test Type & Local Panel Detection Window Common Use Cases in Thornton Turnaround Time
5-Panel Urine Screen in Thornton →
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 Thornton →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Thornton →
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 Thornton →
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 Thornton →
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 Thornton →
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 Thornton, IL

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 Thornton.

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 Thornton facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Thornton, IL

Need immediate walk-in service in Thornton? View our Thornton, IL Drug Testing Facility Guide or order an instant electronic donor pass online.

Thornton Drug Testing

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

Thornton DOT Drug Testing

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

Thornton DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Thornton, IL.

Thornton Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Thornton, IL.v

Thornton Hair Drug Testing

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

Thornton Alcohol Testing

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

Thornton Drug Testing Services

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

Thornton 5 Panel Drug Test

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

Thornton 10 Panel Drug Test

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

Thornton On Site Drug Testing

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

Thornton DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Thornton, IL 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 Illinois, workplace drug testing is governed by statutory guidelines under 820 ILCS 55/1 et seq.. Private employers generally operate under a Right to Privacy in the Workplace Act & Cannabis Regulation Act, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Illinois who implement a certified Drug-Free Workplace Program in compliance with 820 ILCS 55/1 et seq. can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Illinois state law compliance standards, state statutes protects registered patients while preserving workplace safety testing. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 39 certified collection sites in the Thornton area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Thornton, 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

Very professional and very quick

Very professional and very quick service to schedule appointments! I am pleased with the services and would definitely recommend using them for any drug testing needs!

Carrie Feerick - 4/19/2025

they have made my job much easier

I always have a good experience setting up company driver drug screens through ADT. I'm really happy I found them while searching online, they have made my job much easier.

Exodus Heath - 2/13/2025

Explained everything so no questions

Torin was great. Explained everything so no questions

Tony Lombardo - 4/18/2025


(800) 221-4291