Drug Test Services - Denver, CO

Urine | Hair | DOT | Oral Fluid | Alcohol/ETG | Occupational Health

With 34 testing centers in the Denver 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.

34 Drug Test Service Centers in Denver

Minutes Away, Test Today

1670 Broadway 28th Fl

0.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1670 Broadway 28th Fl
Denver, CO 80202

777 Bannock St

0.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
777 Bannock St
Denver, CO 80204

1835 Franklin St

0.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1835 Franklin St
Denver, CO 80218

1730 Blake St Ste 100

1.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1730 Blake St Ste 100
Denver, CO 80202

1920 High St

1.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1920 High St
Denver, CO 80218

1515 Wazee Ste D

1.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1515 Wazee Ste D
Denver, CO 80202

2419 E 5th Ave

1.74 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2419 E 5th Ave
Denver, CO 80206

2490 W 26th Ave Ste 200a

2.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2490 W 26th Ave Ste 200a
Denver, CO 80211

120 Bryant St

2.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
120 Bryant St
Denver, CO 80219

3801 Brighton Blvd

2.40 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3801 Brighton Blvd
Denver, CO 80216

695 S Broadway,

2.42 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
695 S Broadway,
Denver, CO 80209

2420 W 26th Ave Ste200d

2.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2420 W 26th Ave Ste200d
Denver, CO 80211

1212 S Broadway Ste 150

3.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1212 S Broadway Ste 150
Denver, CO 80210

469 S Cherry St Ste 101

3.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
469 S Cherry St Ste 101
Denver, CO 80246

875 S Colorado Blvd

3.54 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
875 S Colorado Blvd
Denver, CO 80246

4101 E Louisiana Ave Ste 100

3.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4101 E Louisiana Ave Ste 100
Denver, CO 80246

Onsite Testing Only 3924 Wolff St

4.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Onsite Testing Only 3924 Wolff St
Denver, CO 80212

420 E 58th Ave Ste 111

4.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
420 E 58th Ave Ste 111
Denver, CO 80216

5855 E Stapleton Dr N Ste A130

4.36 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5855 E Stapleton Dr N Ste A130
Denver, CO 80216

1780 S Bellaire St Ste 302

4.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1780 S Bellaire St Ste 302
Denver, CO 80222

6750 E Stapleton Dr S

4.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6750 E Stapleton Dr S
Denver, CO 80216

6900 E 47th Avenue Dr Ste 100

4.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6900 E 47th Avenue Dr Ste 100
Denver, CO 80216

5720 Holly St

5.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5720 Holly St
Commerce City, CO 80022

5101 Quebec St

5.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5101 Quebec St
Commerce City, CO 80022

1864 S. Wadsworth Blvd #3

5.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1864 S. Wadsworth Blvd #3
Lakewood, CO 80232

5275 Marshall St Ste 201

5.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5275 Marshall St Ste 201
Arvada, CO 80002

499 E Hampden Ave Ste 290

5.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
499 E Hampden Ave Ste 290
Englewood, CO 80113

125 E Hampden Ave

5.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
125 E Hampden Ave
Englewood, CO 80113

7500 W Mississippi Ave Ste A 230

5.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7500 W Mississippi Ave Ste A 230
Lakewood, CO 80226

730 W Hampden Ave Ste 200

5.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
730 W Hampden Ave Ste 200
Englewood, CO 80110

901 W Hampden Ave Unit 103

5.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
901 W Hampden Ave Unit 103
Englewood, CO 80110

7585 W Arkansas Ave Ste B

6.09 mi
🕑 Testing Hours: Mon–Fri: 8:30 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
7585 W Arkansas Ave Ste B
Lakewood, CO 80232

3601 S Clarkson St

6.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3601 S Clarkson St
Englewood, CO 80113

P O Box 179 Mail Stop 1398

6.26 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
P O Box 179 Mail Stop 1398
Littleton, CO 80201

Employers | Individuals | Families

Accredited Drug Testing provides comprehensive drug and alcohol testing services to promote workplace safety, meet compliance requirements, and support legal or personal needs for testing. Drug Testing helps prevent accidents, ensures a drug-free workplace,and meets Federal mandates such as those outlined by the Department of Transportation (DOT)

Drug Testing Services

Customized Testing Options Available | Discounts available for Bulk Purchases | Onsite Drug Testing Services

Urine Drug Testing Services

Urine drug testing in Denver, Colorado is a widely used method for detecting the presence of drugs or metabolites in the urine. It provides reliable, quick results and is commonly utilized in various sectors including workplaces, healthcare settings, and legal systems, ensuring compliance and safety requirements are met for all involved.

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Purpose of Urine Drug Testing

  • Pre-employment screening
  • Random workplace testing
  • Post-accident analysis
  • Compliance with legal standards
  • Rehabilitation monitoring

What Drugs Can Be Detected

  • Cocaine
  • Marijuana
  • Methamphetamines
  • Opiates
  • PCP

Urine drug testing in Denver, Colorado offers a robust solution for maintaining safe and drug-free environments, with quick turnaround times and minimal intrusion.

Order Your Test Online

Alcohol Test Services

Alcohol testing in , CO is a critical process for identifying alcohol consumption levels in individuals. This testing typically uses breath, saliva, urine, or blood sampling techniques to measure blood alcohol concentration (BAC). Ensuring safety and compliance, alcohol tests support various requirements.

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Alcohol Testing is used in many settings

  • Workplace sobriety enforcement
  • Legal and probation evaluation
  • Sports compliance
  • Personal health assessments
  • Transport and aviation industry checks
  • Rehabilitation programs

Common Methods of Alcohol Testing

  • Breathalyzer tests
  • Blood tests
  • Urine tests
  • Saliva tests
  • Portable electronic devices

Breathalyzer tests - Used for on-the-spot BAC checks, often by law enforcement.

Blood tests - Provide precise measurements of BAC, often used in medical settings.

Urine tests - Detect alcohol use but are less precise for current impairment.

Saliva tests - Quick results and are non-invasive, suitable for workplace testing.

Portable electronic devices - Often used for personal or preliminary screening.

Order Your Test Online

Hair Follicle Drug Testing Services

Hair follicle drug testing in Denver, Colorado offers a method to identify long-term drug use by examining hair samples for specific illicit substances. This method provides a detection window of up to 90 days.

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Why Use Hair Drug Testing?

  • Extended detection period
  • Non-invasive sampling
  • Reliable results
  • Easy sample collection
  • Historical data on drug use

What Drugs Can Be Detected

  • Cocaine
  • Methamphetamine
  • Opiates
  • Marijuana
  • PCP

Hair follicle drug testing in Denver, Colorado is ideal for contexts requiring comprehensive, historical insights into an individual's drug use, making it a preferred option for many legal and employment-related settings.

Order Your Test Online

DOT Drug Testing Services

DOT drug testing in , CO is a federally mandated procedure for ensuring safety in transportation sectors. This testing screens for illicit substances in employees holding safety-sensitive positions under DOT guidelines. It is a vital part of maintaining public safety and regulatory compliance.

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Who is Required to Take DOT Drug Tests?

  • Commercial truck drivers
  • Bus drivers
  • Railroad workers
  • Aviation crew members
  • Pipeline workers
  • Hazardous material transporters
  • Public transit workers

What Drugs Are Tested For

  • Marijuana
  • Cocaine
  • Amphetamines
  • Opiates
  • Phencyclidine (PCP)
  • Methamphetamines

DOT drug testing in Denver, Colorado ensures that employees operating in sensitive safety roles are free of impairment, aligning with federal standards to protect public safety and welfare.

Order Your Test Online

Probation Drug Testing Services

Probation drug testing is a pivotal element of community supervision programs, aiming to monitor compliance with legal conditions. Regular testing deters substance abuse and helps probation officers maintain effective oversight of individuals on probation.

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Why Are Probation Drug Test Services Available?

  • Compliance monitoring: Ensures adherence to probation conditions
  • Behavioral interventions: Aids in rehabilitation efforts
  • Risk assessment: Helps identify substance abuse issues
  • Public safety: Reduces the risk of reoffending
  • Court accountability: Supports judicial decision-making

Testing Methods

  • Urine tests: Non-invasive and standard for recent use detection
  • Hair follicle tests: Provides a long-term usage history
  • Saliva tests: Quick and easy for recent use
  • Blood tests: Precise and typically used in specific cases

In Denver, Colorado, probation drug testing services ensure individuals adhere to their legal obligations while supporting successful rehabilitation.

Order Your Test Online

Court Ordered Drug Testing Services

Court ordered drug testing in , Denver, Colorado is mandated by the judicial system to ensure compliance with legal directives. It can be required of individuals involved in various legal proceedings such as custody battles or DUI convictions, serving both safety and legal accountability.

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Why are Court Ordered Drug Test Services Available?

  • Substance abuse assessment
  • Custody evaluations
  • Parental fitness
  • Rehabilitation progress
  • DUI cases
  • Probation compliance

Court Ordered Test Methods

  • Urine tests: Detects recent drug use
  • Hair follicle tests: Evaluates long-term substance use
  • Saliva tests: Offers quick results
  • Blood tests: Provides detailed analysis
  • Nail tests: Used for extended detection periods

In , Denver, Colorado, court ordered drug testing helps ensure individuals adhere to the legal system's requirements while supporting public safety.

Order Your Test Online

Fingernail Drug Testing Services

Fingernail drug testing in Denver, Colorado analyzes nail clippings to detect drug use history over a period. This method offers a longer detection window, capturing several months of drug activity, thus, providing comprehensive insight into substance use trends.

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What is the Detection Window for Fingernail Drug Tests

  • Fingernails: Detects drugs used over 3-6 months
  • Toenails: Longer detection period than fingernails

What Drugs Can Be Detected

  • Marijuana
  • Cocaine
  • Methamphetamines
  • Opiates
  • Benzodiazepines

Advantages over other methods

  • Non-invasive sample collection
  • Extended drug use detection period
  • Resistant to adulteration
  • Reflects long-term drug history
  • Accepted in legal settings

Fingernail drug testing in Denver, Colorado is an evolving method that provides crucial insights for employers, legal entities, and individuals monitoring long-term drug use.

Order Your Test Online

Occupational Health Test Services

Occupational health testing in Denver, Colorado serves to monitor employee health and prevent work-related injuries or illnesses. These tests assess an individual's ability to perform job duties safely and effectively. By ensuring fitness for duty, they help reduce workplace accidents and maintain productivity.

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Purpose of Occupational Health Testing

  • Enhancing workplace safety
  • Complying with regulatory standards
  • Identifying health risks early
  • Preventing occupational diseases
  • Supporting employee wellness
  • Ensuring legal and insurance compliance

Common Types of Occupational Health Tests

  • Fitness for duty exams: Evaluates physical ability to perform tasks.
  • Respirator Fit Testing: Ensures the proper fit for safety equipment.
  • Pulmonary Function Tests (PFT's): Assesses lung capacity and health.
  • Tuberculosis (TB): Checks for active or latent TB infections.
  • Vision: Ensures employees meet visual requirements for safety.
  • Audiometric: Monitors hearing health for noise-exposed workers.

Occupational health testing in Denver, Colorado is vital for maintaining a safe working environment and promoting the overall wellbeing of employees. It ensures operational efficiency while safeguarding workforce health.

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Drug Statistics for Denver, Colorado

  • In recent years, Denver has seen a significant rise in opioid-related issues, mirroring national trends. Efforts to combat this epidemic have included increased access to addiction treatment services.
  • Data indicates that marijuana usage is higher in Denver compared to the national average, attributable to Colorado's legalization and regulation of recreational marijuana.
  • In Denver, overdose deaths have been a concern, prompting city initiatives to expand harm reduction strategies such as the availability of naloxone for overdose reversal.
  • The city has proactively addressed drug-related incidents through community health programs aimed at prevention and education, focusing on reducing the stigma associated with seeking help for substance use disorders.

Drug Testing Regulations in Colorado

Employer drug testing in Denver must comply with state guidelines under C.R.S. § 8-73-108. Colorado Supreme Court precedent (Coats v. Dish Network) upholds employer rights to enforce zero-tolerance drug testing policies regardless of off-duty state-legal cannabis use.

Medical Marijuana Status: Legal  |  Recreational Marijuana Status: Legal

Surrounding Areas Served Near Denver

Colorado City • Center • Glendale • Edgewater • Mountain View • Berkley • North Washington • Wheat Ridge

Drug & Alcohol Test Selection & Panel Comparison

Test Type / Panel Detection Window Common Applications Turnaround Time
5-Panel Urine Screen 1 to 5 Days Standard Pre-Employment, Random & Workplace Testing 24 to 48 Hours
10-Panel Urine Screen 1 to 7 Days Expanded Employment, Healthcare & Probation 24 to 48 Hours
Hair Follicle Drug Test Up to 90 Days Long-Term Monitoring, Court-Ordered & Custody 3 to 5 Business Days
Oral Fluid / Saliva Screen 1 to 48 Hours Immediate Recent-Use Screening & On-Site Testing 24 to 48 Hours
ETG Alcohol Testing Up to 80 Hours Court-Ordered Alcohol Abstinence & Probation Monitoring 24 to 48 Hours

Denver Drug Testing

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

Denver DOT Drug Testing

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

Denver DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Denver, CO.

Denver Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Denver, CO.v

Denver Hair Drug Testing

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

Denver Alcohol Testing

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

Denver Drug Testing Services

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

Denver 5 Panel Drug Test

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

Denver 10 Panel Drug Test

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

Denver On Site Drug Testing

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

Denver DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Denver, CO 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 Colorado, workplace drug testing is governed by statutory guidelines under C.R.S. § 8-73-108. Private employers generally operate under a C.R.S. § 8-73-108 and Coats v. Dish Network precedent, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Colorado who implement a certified Drug-Free Workplace Program in compliance with C.R.S. § 8-73-108 can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Colorado state law compliance standards, state statutes allows zero-tolerance policies regardless of medical status. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 0 certified collection sites in the Denver area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Denver, 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

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

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

Super Easy!

Super easy to set up an appointment through the phone. They walked me through all the steps and found me a location right near my house. Would definitely recommend!

Aldita Lumaj - 1/17/2025

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

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

Great service

Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!

Jesse Dupre - 4/12/2025

A very nice company

A very nice company of expertise. The staff will go above to help you out of your situation in a timely matter 👏

Tam Jack - 2/19/2025

Had very fast and good service

Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend

Jacob Matzke - 11/19/2024

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

Fast service and friendly staff!

Fast service and friendly staff! Could not recommend enough for drug testing services.

Habib Malik - 4/12/2025


(800) 221-4291