DOT Drug Testing - Clark, MO

FMCSA-USCG-FTA-FRA-FAA-PHMSA

With 36 testing centers in the Clark 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.

36 DOT Drug-Testing Centers in Clark

Minutes Away, Test Today

103 E Commercial St

1.31 mi
🕑 Facility: Mon–Fri: 07:00 AM - 04:00 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 02:00 PM
103 E Commercial St
Kahoka, MO 63445

400 N 17th St

18.38 mi
🕑 Testing Hours: M-Th 10:00 AM-12:00 PM & 12:30 PM-2:00 PM • F 10:00 AM-12:00 PM & 12:30 PM-1:00 PM✓ Walk-in with Electronic Donor Pass
400 N 17th St
Keokuk, IA 52632

1600 Morgan St

18.38 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
1600 Morgan St
Keokuk, IA 52632

928 Main St

18.51 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
928 Main St
Keokuk, IA 52632

906 Main St

18.52 mi
🕑 Testing Hours: M-Th 9:00 AM-3:00 PM • F 9:00 AM-1:00 PM • Sat: 9:00 AM-11:00 AM✓ Walk-in with Electronic Donor Pass
906 Main St
Keokuk, IA 52632

629 Blondeau St Ste 201

18.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
629 Blondeau St Ste 201
Keokuk, IA 52632

105 E Quincy St

22.63 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:00 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 02:00 PM
105 E Quincy St
Lewistown, MO 63452

Rt 54 Sigler St.

22.77 mi
🕑 Facility: Mon–Fri: 07:00 AM - 04:00 PM✓ Walk-in with Electronic Donor Pass
Rt 54 Sigler St.
Memphis, MO 63555

5445 Avenue O Ste 115

23.83 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
5445 Avenue O Ste 115
Fort Madison, IA 52627

308 Mulberry St

25.62 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-1:20 PM • Sat: 7:00 AM-8:50 AM✓ Walk-in with Electronic Donor Pass
308 Mulberry St
Keosauqua, IA 52565

1100 E Outer Rd S

33.06 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM • Sat:,Sun: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
1100 E Outer Rd S
Canton, MO 63435

1454 N County Rd 2050

33.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1454 N County Rd 2050
Carthage, IL 62321

927 Broadway St Ste 120

37.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
927 Broadway St Ste 120
Quincy, IL 62301

1005 Broadway St

37.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1005 Broadway St
Quincy, IL 62301

1025 Maine St

37.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1025 Maine St
Quincy, IL 62301

3701 E. Lake Centre Dr. Ste 1

38.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3701 E. Lake Centre Dr. Ste 1
Quincy, IL 62305

1401 West Agency Rd

40.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1401 West Agency Rd
West Burlington, IA 52655

1401 W Agency Rd

40.57 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
1401 W Agency Rd
West Burlington, IA 52655

1221 S Gear Ave

40.64 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
1221 S Gear Ave
West Burlington, IA 52655

1201 W Agency Rd

40.66 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1201 W Agency Rd
West Burlington, IA 52655

1221 S Gear Ave Po Box 2660

40.83 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1221 S Gear Ave Po Box 2660
West Burlington, IA 52655

407 S White St

41.15 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
407 S White St
Mount Pleasant, IA 52641

501 S White St

41.15 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
501 S White St
Mount Pleasant, IA 52641

2000 S Main St

41.50 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-3:30 PM • Sat:,Sun: 7:30 AM-12:30 PM✓ Walk-in with Electronic Donor Pass
2000 S Main St
Fairfield, IA 52556

3115 Agency St

41.92 mi
🕑 Testing Hours: M,T 9:00 AM-4:00 PM • W,Th 9:00 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
3115 Agency St
Burlington, IA 52601

509 N Madison St Attn Lab

41.94 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
509 N Madison St Attn Lab
Bloomfield, IA 52537

408 S Maple St

42.52 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-12:00 PM & 12:30 PM-4:00 PM • Sat: 7:00 AM-10:30 AM✓ Walk-in with Electronic Donor Pass
408 S Maple St
Fairfield, IA 52556

2000b S Main St

42.85 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-12:30 PM✓ Walk-in with Electronic Donor Pass
2000b S Main St
Fairfield, IA 52556

1340 Mount Pleasant St

43.18 mi
🕑 Testing Hours: Sat:,Sun: 7:00 AM-7:00 PM✓ Walk-in with Electronic Donor Pass
1340 Mount Pleasant St
Burlington, IA 52601

510 Jefferson St

43.22 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
510 Jefferson St
Burlington, IA 52601

275 S Green St

43.55 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
275 S Green St
Lancaster, MO 63548

311 S Dickerson St

43.81 mi
🕑 Facility: Mon–Fri: 07:00 AM - 04:00 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 03:00 PM
311 S Dickerson St
Palmyra, MO 63461

1 Crown Dr Ste 200

46.27 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
1 Crown Dr Ste 200
Kirksville, MO 63501

2967 N 2600th Ave

46.45 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2967 N 2600th Ave
La Prairie, IL 62346

1611 S Baltimore St

46.69 mi
🕑 Testing Hours: Mon–Fri: 6:40 AM-11:30 AM & 12:00 PM-12:20 PM • Sat: 7:00 AM-8:50 AM✓ Walk-in with Electronic Donor Pass
1611 S Baltimore St
Kirksville, MO 63501

2814 S Baltimore St

47.01 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-11:30 AM & 1:00 PM-3:30 PM✓ Walk-in with Electronic Donor Pass
2814 S Baltimore St
Kirksville, MO 63501

DOT Drug Testing, DOT Consortium, DOT Physicals, FMCSA Clearinghouse, Serving All DOT modes

We have 36 DOT drug testing locations to serve you in and around Clark, MO.

Our DOT testing centers in Clark, MO, offer a comprehensive range of services, including drug and alcohol testing, physical exams, consortium enrollment, and essential reports. We cater to employers, single operators, and all DOT-regulated modes under 49 CFR Part 40, such as FMCSA, FTA, FAA, USCG, FRA, and PHMSA. Our centers are conveniently located, ensuring quick access and often providing same-day service.

Choose the required DOT service or drug/alcohol test from our user-friendly system and select a nearby location in Clark. Whether for personal use or for employees, we simplify the scheduling of DOT drug testing services in Clark with ease.

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.

Clark, Missouri DOT Services

DOT Drug Testing & Services Available in Clark, MO:

Accredited Drug Testing offers comprehensive DOT services in Clark, MO, ensuring accessible and reliable testing for drugs and alcohol. Our streamlined scheduling process guarantees prompt service, maintaining compliance with DOT regulations.

DOT Services in Clark, MO

DOT regulations mandate rigorous drug and alcohol testing to ensure employee safety in Clark, MO. Testing must adhere to strict conditions, following procedures that guarantee the reliability and integrity of results.

Employers in Clark, Missouri are responsible for conducting regular screenings for safety-sensitive employees to comply with federal regulations, ensuring fitness for duty and reducing workplace incidents.

Testing procedures employed must align with DOT protocols, including breath alcohol testing and urine drug screening, ensuring unbiased evaluation of employees in Clark, MO.

In Clark, Missouri, ongoing training for supervisors and employees is essential to recognizing substance misuse and understanding the testing process, fostering safer working environments.

FMCSA Information

FMCSA testing rules in Clark, MO, demand random drug and alcohol testing for commercial drivers, ensuring safe operation of vehicles and enhancing road safety.

Accredited Drug Testing in Clark, Missouri, facilitates FMCSA compliance by offering quick and accurate testing services for all commercial operators.

USCG Information

USCG drug and alcohol testing rules in Clark, MO, are vital for maritime safety, mandating consistent testing for seafaring personnel.

In Clark, Missouri, Accredited Drug Testing services facilitate compliance with USCG standards for marine industry workers.

FAA Information

FAA mandates drug and alcohol tests for aviation employees in Clark, MO, to uphold safety and competency in air operations, especially in safety-sensitive roles.

Our services ensure Clark, Missouri, operations align with FAA standards, providing reliable testing for aviation personnel.

FRA Information

FRA drug and alcohol testing rules are essential for railroad safety in Clark, MO, requiring rigorous compliance among railway employees.

Accredited Drug Testing supports FRA regulations, delivering thorough testing services for railroad workers in Clark, Missouri.

FTA Information

FTA drug and alcohol policies demand strict testing practices in Clark, MO, for all transit employees, ensuring public transport safety.

Accredited Drug Testing in Clark, Missouri, ensures FTA adherence with expert testing solutions for transit authorities.

PHMSA Information

PHMSA regulations in Clark, MO, require testing for pipeline workers to prevent accidents due to impairment, crucial for protecting public safety.

The DOT testing facilitated by Accredited Drug Testing in Clark, Missouri, ensures PHMSA compliance with efficient and exact testing procedures.

Scheduling in Clark, MO

For scheduling a DOT drug or alcohol test in Clark, MO, contact our scheduling department at (800) 221-4291, or use our online express scheduling system. Make sure to register for your test before visiting the testing center.

The entered zip code helps identify the nearest testing center in Clark, MO. You'll receive a donor pass with the center’s details and instructions via email. Present this form at the center—appointments are generally not required. Complete registration and payment to proceed.

Our labs, certified by SAMHSA, ensure all test results are verified by licensed physicians acting as Medical Review Officers (MRO).

Beyond Clark, MO, we have multiple testing centers throughout the metropolitan area, providing our testing services across surrounding cities.

Traveling or on vacation? No problem! Accredited Drug Testing offers over centers nationwide, making it possible to schedule your tests anywhere, anytime!

Missouri Dept. of Transportation Updates

DUI Statistics for Clark, MO

Clark, Missouri, situated within Randolph County, sees a prevalence of DUI incidents similar to other rural areas of Missouri. The Department of Transportation (DOT) has noted that DUI-related accidents in Randolph County constitute a significant percentage of traffic incidents annually. In Missouri, the legal consequences for driving under the influence are severe, with mandatory license suspensions and potential jail time, making educational and preventive measures critical. The statistics in Clark, MO and Randolph County indicate an ongoing challenge as nearly 30% of traffic fatalities annually can be attributed to alcohol impairment, a common trend in both urban and rural areas across Missouri.

Drug-Involved Accidents in Clark, MO

In Clark, MO and its larger Randolph County area, drug-involved accidents represent a growing concern for the DOT. The rising availability of both prescription and illegal substances has contributed to an increase in accidents where drug impairment is a factor. The Missouri DOT has recorded that the proportion of drug-related traffic accidents contrasts starkly to non-drug influenced incidents. Local authorities are working in conjunction with the state government to promote awareness and engage in community programs aimed at reducing these numbers. In Missouri, a push for more stringent drug testing policies and educational campaigns aims to tackle this troubling trend.

Marijuana-Related Accidents in Clark, MO

Clark, MO, consistent with wider Randolph County statistics, is experiencing an increase in marijuana-related traffic incidents. As marijuana use becomes more prevalent, the Missouri DOT has been diligent in collecting data to assess its impact on road safety. Although Missouri maintains strict regulations around DUI for marijuana, educational outreach and enforcement strategies aim to mitigate the risks associated with driving under the influence of cannabis. Despite legislative efforts, Clark, MO, continues to report a steady rise in accidents where marijuana is a contributing factor. Awareness campaigns and law enforcement training are being reinforced to curb these incidents and promote safer roads in Missouri.

Clark Drug Testing

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

Clark DOT Drug Testing

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

Clark DNA Testing

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

Clark Industry Training

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

Clark Hair Drug Testing

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

Clark Alcohol Testing

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

Clark Drug Testing Services

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

Clark 5 Panel Drug Test

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

Clark 10 Panel Drug Test

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

Clark On Site Drug Testing

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

Clark DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Clark, 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

A DOT drug test is a federally regulated drug test required for safety-sensitive transportation employees, such as CDL drivers. It is collected and processed under specific DOT procedures (49 CFR Part 40), including strict chain of custody, certified lab analysis, and documented results appropriate for DOT compliance."
DOT testing applies to employees in safety-sensitive roles, including commercial drivers and other regulated transportation workers. Employers must ensure pre-employment testing, random testing, post-accident testing, reasonable suspicion testing, return-to-duty, and follow-up testing are performed as required."
Yes. Accredited Drug Testing maintains access to DOT-compliant collection sites nationwide. Drivers and employers can schedule testing at a nearby location for required DOT drug and alcohol tests, including urgent post-accident or reasonable suspicion testing."
DOT-required testing includes pre-employment, random, post-accident, reasonable suspicion/reasonable cause, return-to-duty, and follow-up testing. For alcohol, evidential breath testing devices are used to document alcohol concentration following DOT protocol."
Yes. Solo CDL drivers and owner-operators are still subject to DOT testing requirements. They must participate in a compliant random testing program and complete required testing events using DOT-approved processes. Accredited Drug Testing assists in meeting these obligations."
If a DOT drug test screen is not negative, the specimen is sent for confirmatory testing using more specific laboratory methods. Final results are documented and reported according to DOT rules. An employee who has a violation must complete the DOT return-to-duty and follow-up process before resuming safety-sensitive work."
Yes. DOT drug and alcohol test results are released only to authorized employer representatives and are maintained in compliance files for DOT purposes. Results are handled in a controlled and confidential manner."
Yes. Accredited Drug Testing supports urgent post-accident and reasonable suspicion testing because DOT rules require timely documentation of possible impairment following an incident or observed behavior in a safety-sensitive environment."

Customer Reviews

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

Super Easy to Schedule

Super easy to schedule and get what you need, weather for a job, personal, or court ordered! I believe I spoke with Justine who was helpful in answering all my questions and stayed on the phone with me until she was sure I was all set and got the emails I needed.

Mandy Ryan - 12/14/2024

quick to assist

They are very quick to assist with your orders and they helped when I needed to find a new testing facility.

Gary Matkin - 2/19/2025


(800) 221-4291