Drug Test Services - Corona, CA

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

With 31 testing centers in the Corona 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.

31 Drug Test Service Centers in Corona

Minutes Away, Test Today

800 S Main St

0.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
800 S Main St
Corona, CA 92882

118 W 9th St,

0.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
118 W 9th St,
Corona, CA 92882

800 Magnolia Ave Ste 108

1.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
800 Magnolia Ave Ste 108
Corona, CA 92879

2250 S. Main St # 105,

1.41 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
2250 S. Main St # 105,
Corona, CA 92882

1820 Fullerton Ave

1.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1820 Fullerton Ave
Corona, CA 92881

1690 W 6th St Ste K

1.85 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-2:00 PM✓ Walk-in with Electronic Donor Pass
1690 W 6th St Ste K
Corona, CA 92882

4234 Riverwalk Parkway Suite 200

5.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4234 Riverwalk Parkway Suite 200
Riverside, CA 92505

10800 Magnolia Ave Mob 1, 4th Fl, 4j

5.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10800 Magnolia Ave Mob 1, 4th Fl, 4j
Riverside, CA 92505

3865 Jackson St

8.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3865 Jackson St
Riverside, CA 92503

3975 Jackson St. Ste 104

8.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3975 Jackson St. Ste 104
Riverside, CA 92503

9041 Magnolia Ave Ste 107b

8.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9041 Magnolia Ave Ste 107b
Riverside, CA 92503

15302 El Prado Rd

9.61 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
15302 El Prado Rd
Chino, CA 91710

5475 E La Palma Ave

10.81 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
5475 E La Palma Ave
Anaheim, CA 92807

3550 E Philadelphia St Ste 150

10.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3550 E Philadelphia St Ste 150
Ontario, CA 91761

4300 Central Ave

10.99 mi
🕑 Testing Hours: M-Sun: 8:00 AM-7:00 PM✓ Walk-in with Electronic Donor Pass
4300 Central Ave
Riverside, CA 92506

599 Inland Ctr Ste 105

11.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
599 Inland Ctr Ste 105
San Bernardino, CA 92408

3579 Arlington Ave Ste 300

11.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3579 Arlington Ave Ste 300
Riverside, CA 92506

3600 Central Ave Ste 3

11.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3600 Central Ave Ste 3
Riverside, CA 92506

2171 S Grove Ave Ste A

11.56 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
2171 S Grove Ave Ste A
Ontario, CA 91761

20770 Ash Cir Ste 200

11.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
20770 Ash Cir Ste 200
Yorba Linda, CA 92886

1101 S Milliken Ave Ste C

12.22 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1101 S Milliken Ave Ste C
Ontario, CA 91761

5475 Walnut Ave

12.45 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5475 Walnut Ave
Chino, CA 91710

4646 Brockton Ave Ste 102,

12.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4646 Brockton Ave Ste 102,
Riverside, CA 92506

13768 Roswell Suite 220,

12.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13768 Roswell Suite 220,
Chino, CA 91710

402 S Milliken Ave Ste E2

12.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
402 S Milliken Ave Ste E2
Ontario, CA 91761

4121 Brockton Ave Ste 104

12.89 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4121 Brockton Ave Ste 104
Riverside, CA 92501

59 S Milliken Ave Ste 100

12.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
59 S Milliken Ave Ste 100
Ontario, CA 91761

4045 E Guasti Rd Ste 215

13.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4045 E Guasti Rd Ste 215
Ontario, CA 91761

4325 E Guasti Rd

13.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4325 E Guasti Rd
Ontario, CA 91761

2920 Inland Empire Blvd Ste 108

13.51 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2920 Inland Empire Blvd Ste 108
Ontario, CA 91764

3200 Inland Empire Blvd Ste 100

13.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3200 Inland Empire Blvd Ste 100
Ontario, CA 91764

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 Corona, California 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.

Learn More

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 Corona, California 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 , PA is crucial for determining the presence of alcohol in a person's system. This process involves various methods to help identify alcohol consumption levels, ensuring public safety and compliance with regulations.

Learn More

Alcohol Testing is used in many settings

  • Workplace screenings
  • Legal investigations
  • Rehabilitation centers
  • Sports organizations
  • Emergency situations

Common Methods of Alcohol Testing

  • Breathalyzer
  • Blood tests
  • Saliva tests
  • Urine tests

Breathalyzer - Measures blood alcohol concentration via breath.

Blood tests - Provides precise measurement of alcohol content.

Saliva tests - Detects recent use of alcohol.

Urine tests - Identifies alcohol metabolites in the body.

Alcohol testing in , Corona, California offers a reliable approach to monitoring and managing alcohol consumption, aiding in upholding legal and occupational standards.
Order Your Test Online

Hair Follicle Drug Testing Services

The hair follicle drug test analyzes a small sample of hair to detect drug molecules and metabolites embedded in the hair shaft. This method provides a long detection window, making it ideal for tracking substance use over months.

Learn More

Why Use Hair Drug Testing?

  • Long detection window
  • Non-invasive sample collection
  • Hard to adulterate
  • Useful for long-term substance use verification
  • Comprehensive detection capabilities

What Drugs Can Be Detected

  • Cocaine
  • Opiates
  • Methamphetamine
  • Ecstasy
  • PCP

In Corona, California, hair drug testing is increasingly popular for employers, parents, and organizations due to its reliability and comprehensive testing capabilities. It offers peace of mind, knowing you can trust the results obtained through a reputable and accurate testing method.

Order Your Test Online

DOT Drug Testing Services

DOT drug testing in Corona, California complies with federal regulations, ensuring safety-sensitive transportation employees are drug-free. It's a stringent procedure utilizing certified labs to maintain reliability and assurance in results. Learn More

Who is Required to Take DOT Drug Tests?

  • Commercial truck drivers
  • Bus operators
  • Pipeline operators
  • Aviation personnel
  • Railroad employees

What Drugs Are Tested For

  • Marijuana
  • Cocaine
  • Opiates
  • Amphetamines
  • PCP

DOT drug testing in Corona, California is instrumental in upholding safety and compliance within transport industries, ensuring that those in charge of public safety are fit for duty at all times.

Order Your Test Online

Probation Drug Testing Services

Probation drug testing in Corona, California is a mandatory process for individuals on probation to ensure adherence to court-mandated sobriety. It involves regular tests to detect illicit substances and maintain public safety.

Learn More

Why Are Probation Drug Test Services Available?

  • Ensure compliance: Monitors adherence to legal stipulations
  • Rehabilitation support: Aids in substance abuse recovery
  • Public safety: Protects the community
  • Judicial accountability: Holds individuals accountable
  • Risk assessment: Evaluates risk of reoffending

Testing Methods

  • Urine tests: Detect recent substance use
  • Hair follicle tests: Reveal long-term use
  • Saliva tests: Quick, non-invasive detection
  • Blood tests: Accurate detection of current use

In Corona, California, probation drug testing ensures that individuals on probation maintain sobriety, thereby supporting their reintegration into society and safeguarding community welfare.

Order Your Test Online

Court Ordered Drug Testing Services

Court ordered drug testing mandates individuals involved in legal cases to undergo drug tests to comply with legal instructions or procedures. These tests ensure adherence to sentencing requirements, child custody rulings, or other legal stipulations, maintaining judicial integrity and favorable outcomes.

Learn More

Why are Court Ordered Drug Test Services Available?

  • Ensure compliance with court orders
  • Monitor custody or divorce conditions
  • Support rehabilitation efforts
  • Identify relapse in treatment cases
  • Provide evidence in legal disputes

Court Ordered Test Methods

  • Urine tests: Most common for immediate results.
  • Hair follicle tests: Identifies long-term use.
  • Saliva tests: Offers a short detection window.
  • Blood tests: Highly accurate, typically court-sanctioned.
  • Nail tests: Detects as far back as 6 months.

In Corona, California, court ordered testing serves as a tool for maintaining legal compliance and aiding in judgments that protect individuals and families throughout the legal process.

Order Your Test Online

Fingernail Drug Testing Services

In Corona, California, fingernail drug testing is an innovative method capturing drug use over an extended period, commonly up to 6 months. As keratin in nails grows, it embeds drug metabolites, offering a unique trace of drug history compared to other methods. Learn More

Title here...

  • Fingernails: Typically, detect a 3-6 month history of use, depending on growth.
  • Toenails: Provide a longer detection window, up to a year, due to slower growth rate.

What Drugs Can Be Detected

  • Cocaine
  • Opiates
  • Methamphetamines
  • Marijuana
  • Benzodiazepines
  • Barbiturates

Advantages over other methods

  • Longer detection period
  • Non-invasive collection
  • Reduced risk of contamination
  • Effective for history tracking
  • Robust against adulteration
  • Preferred for legal scenarios

Fingernail drug testing in Corona, California offers unparalleled insights into habits, providing a reliable, long-term overview of an individual's substance use.

Order Your Test Online

Occupational Health Test Services

Occupational health testing in Corona, California ensures employee health and safety in the workplace through a variety of screening and monitoring processes. These tests help organizations comply with industry regulations and improve workplace productivity.

Learn More

Purpose of Occupational Health Testing

  • Ensure workplace safety
  • Comply with regulations
  • Improve employee health
  • Enhance productivity
  • Identify health risks

Common Types of Occupational Health Tests

  • Fitness for duty exams: Asses physical capability
  • Respirator Fit Testing: Protect respiratory health
  • Pulmonary Function Tests (PFT's): Evaluate lung performance
  • Tuberculosis (TB): Detect TB presence
  • Vision: Test vision clarity
  • Audiometric: Assess hearing ability

Occupational health testing in Corona, California plays a crucial role in fostering a healthy and safe work environment, crucial for the wellbeing of employees and overall organizational efficiency.

Order Your Test Online

Drug Statistics for Corona, California

Drug-Related Statistics for Corona, California:

  • While specific drug-related statistics for Corona are limited, Riverside County, which includes Corona, has seen a steady increase in drug-related incidents over the years.
  • Efforts to combat opioid abuse are ongoing, with several local initiatives aimed at reducing addiction rates and improving rehabilitation services.
  • Public health campaigns and law enforcement collaboration are key in addressing drug-related issues in the community.

Drug Testing Regulations in California

Employer drug testing in Corona must comply with state guidelines under Cal. Lab. Code § 1025 et seq.. California AB 2188 requires non-psychoactive cannabis metabolite protections while retaining full employer rights for pre-employment, post-accident, and safety-sensitive testing.

Medical Marijuana Status: Legal  |  Recreational Marijuana Status: Legal

Surrounding Areas Served Near Corona

Valley Home • Home Gardens • Norco • Eastvale • Mira Loma • Temescal Valley • Jurupa • Los Serranos

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

Corona Drug Testing

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

Corona DOT Drug Testing

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

Corona DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Corona, CA.

Corona Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Corona, CA.v

Corona Hair Drug Testing

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

Corona Alcohol Testing

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

Corona Drug Testing Services

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

Corona 5 Panel Drug Test

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

Corona 10 Panel Drug Test

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

Corona On Site Drug Testing

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

Corona DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Corona, CA 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 California, workplace drug testing is governed by statutory guidelines under Cal. Lab. Code § 1025 et seq.. Private employers generally operate under a Labor Code § 1025 and AB 2188 guidelines, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in California who implement a certified Drug-Free Workplace Program in compliance with Cal. Lab. Code § 1025 et seq. can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under California state law compliance standards, state statutes prohibits adverse action for off-duty non-psychoactive cannabis use. 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 Corona area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Corona, 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

Thank You!!

I needed a quick drug test for visitation with my children. I called at 6am they answered and set me up with a place a couple miles from my house to go get the test done, that was on Wednesday, I had the results on Friday afternoon and was able to see my kids on Saturday. Thank you for the help!

Mark Broadhead - 2/12/2025

Fast service and friendly staff!

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

Habib Malik - 4/12/2025

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

Great service

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

Jesse Dupre - 4/12/2025

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

Everything was great

Everything was great, the staff was very polite. Thank you.

Olga Petrova - 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

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

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

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


(800) 221-4291