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

Drug Testing Locations in Caledonia, MO

With 31 testing centers in the Caledonia 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

31 Drug-Testing Centers in Caledonia

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

612 E High St Ste 210

11.56 mi
🕑 Facility: Mon–Fri: 06:00 AM - 02:00 PM⚡ Drug Screens: Tuesday: 06:00 am - 12:30 pm; Wednesday: 06:00 am - 12:30 pm; Thursday: 06:00 am - 12:30 pm; Friday: 06:00 am - 12:30 pm; Saturday: 06:00 am - 08:00 am
612 E High St Ste 210
Potosi, MO 63664

912 N Missouri St Po Box 220

12.69 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:00 PM (Lunch: 12:00 PM - 12:30 PM)⚡ Drug Screens: Mon–Fri: 08:00 AM - 11:00 AM, 12:30 PM - 02:00 PM
912 N Missouri St Po Box 220
Potosi, MO 63664

1122 E Main St

15.89 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
1122 E Main St
Park Hills, MO 63601

1212 Weber Rd

18.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1212 Weber Rd
Farmington, MO 63640

1101 W Liberty St

18.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1101 W Liberty St
Farmington, MO 63640

508 W Pine St

18.88 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
508 W Pine St
Farmington, MO 63640

1035 East Karsch Boulevard, #a

20.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1035 East Karsch Boulevard, #a
Farmington, MO 63640

9 Viburnum Ctr

20.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9 Viburnum Ctr
Viburnum, MO 65566

1162 Business Route 67

28.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1162 Business Route 67
Fredericktown, MO 63645

342 N Chamber Dr

30.11 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:00 PM (Lunch: 12:00 PM - 12:30 PM)⚡ Drug Screens: Mon–Fri: 09:00 AM - 11:00 AM, 12:30 PM - 02:00 PM
342 N Chamber Dr
Fredericktown, MO 63645

1400 Us Highway 61 Ste G50

33.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1400 Us Highway 61 Ste G50
Festus, MO 63028

1400 Us Highway 61 Ste G-60

33.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1400 Us Highway 61 Ste G-60
Festus, MO 63028

10585 Business 21

35.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10585 Business 21
Hillsboro, MO 63050

1463 Highway 61 Ste 61,

36.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1463 Highway 61 Ste 61,
Festus, MO 63028

1439 Us Highway 61 Ste B

36.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1439 Us Highway 61 Ste B
Festus, MO 63028

251 Ozark Dr

37.25 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
251 Ozark Dr
Sullivan, MO 63080

100 Highway 21 N

37.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
100 Highway 21 N
Ellington, MO 63638

205 Walnut St

37.74 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
205 Walnut St
Ellington, MO 63638

556 Walmart Dr

37.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
556 Walmart Dr
Sullivan, MO 63080

102 Progress Pkwy Ste A

39.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
102 Progress Pkwy Ste A
Sullivan, MO 63080

102 Ozark Dr Ste A

40.51 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
102 Ozark Dr Ste A
Cuba, MO 65453

21995 Highway 32

41.46 mi
🕑 Facility: Mon–Fri: 07:00 AM - 02:30 PM (Lunch: 12:00 PM - 12:30 PM)⚡ Drug Screens: Mon–Fri: 08:00 AM - 01:30 PM
21995 Highway 32
Sainte Genevieve, MO 63670

800 Sainte Genevieve Dr

41.47 mi
🕑 Facility: Mon–Fri: 07:00 AM - 02:30 PM⚡ Drug Screens: Mon–Fri: 11:00 AM - 01:30 PM
800 Sainte Genevieve Dr
Sainte Genevieve, MO 63670

370 N Commercial Ave

42.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
370 N Commercial Ave
Saint Clair, MO 63077

605 N Commercial Ave

42.23 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
605 N Commercial Ave
Saint Clair, MO 63077

404 W Rolla Rd

43.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
404 W Rolla Rd
Salem, MO 65560

35629 Highway 72

44.30 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
35629 Highway 72
Salem, MO 65560

Rr 4 Box 4515

44.79 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
Rr 4 Box 4515
Piedmont, MO 63957

1508 Edgemont Blvd

48.46 mi
🕑 Facility: Mon–Fri: 07:00 AM - 02:30 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 01:30 PM
1508 Edgemont Blvd
Perryville, MO 63775

100 S Jefferson St

48.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
100 S Jefferson St
Saint James, MO 65559

434 N West St

48.98 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:00 PM (Lunch: 12:30 PM - 01:00 PM)⚡ Drug Screens: Mon–Fri: 08:00 AM - 11:30 AM, 01:00 PM - 02:00 PM
434 N West St
Perryville, MO 63775

Employment, DOT, Court Ordered, Probation, Family

At 31 testing sites in Caledonia, Missouri, Accredited Drug Testing delivers extensive drug and alcohol tests. We cater to both DOT and non-DOT requirements with urine analyses, breath alcohol assessments, EtG screenings, and hair follicle tests for personal, employment, and legal purposes. Offering quick test results in Caledonia, MO, our SAMSA-certified labs ensure timely same-day services, with most facilities conveniently located near your residence or workplace. We also offer Occupational Health Testing, Clinical Testing, and Background Checks.

Dial (800) 221-4291 or register on our website. Pick your desired test and the closest center—our services extend to testing for self, staff, or other individuals. Scheduling is quick and seamless; connect with our team or book online anytime. Experience the ease of coordinating drug tests in Caledonia with our straightforward system.

* 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 Caledonia, MO

1

Order Online or Call

Select your test & search nearby Caledonia 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.

Caledonia, MO Drug Testing

Drug Testing Services Available at Our Caledonia, MO Labs:

At our Caledonia 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

Missouri Drug Testing Laws & Compliance in Caledonia

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Caledonia, MO adhering strictly to Mo. Rev. Stat. § 287.120, federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
Mo. Rev. Stat. § 287.120
Medical Marijuana
Legal
Recreational Cannabis
Legal
Workplace Rights
Zero-Tolerance Protected

Missouri workers compensation law permits benefit reductions or forfeitures when workplace accidents result from unauthorized drug or alcohol impairment.

Under Mo. Rev. Stat. § 287.120, employers in Caledonia 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 Missouri), 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 Caledonia, 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 Caledonia and Missouri.

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 Caledonia, MO

Minutes Away, Same-Day Donor Pass

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

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near Caledonia

Belgrade • Belleview • Irondale • Bismarck • Iron Mountain • Iron Mountain Lake • Wortham • Frankclay

Caledonia, MO 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 Caledonia.

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

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 Caledonia.

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

Local Testing Resource Network

More Drug & Alcohol Testing Options in Caledonia, MO

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

Caledonia Drug Testing

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

Caledonia DOT Drug Testing

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

Caledonia DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Caledonia, MO.

Caledonia Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Caledonia, MO.v

Caledonia Hair Drug Testing

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

Caledonia Alcohol Testing

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

Caledonia Drug Testing Services

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

Caledonia 5 Panel Drug Test

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

Caledonia 10 Panel Drug Test

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

Caledonia On Site Drug Testing

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

Caledonia DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Caledonia, MO 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 Missouri, workplace drug testing is governed by statutory guidelines under Mo. Rev. Stat. § 287.120. Private employers generally operate under a Missouri Article XIV and labor statutes, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Missouri who implement a certified Drug-Free Workplace Program in compliance with Mo. Rev. Stat. § 287.120 can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Missouri state law compliance standards, state statutes protects off-duty medical cardholders for non-safety positions. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 31 certified collection sites in the Caledonia area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Caledonia, 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

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024

Fast and efficient service

Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!

Mary Thomas - 4/5/2025


(800) 221-4291