DOT Drug Testing - Larkspur, CA

FMCSA-USCG-FTA-FRA-FAA-PHMSA

With 38 testing centers in the Larkspur 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.

38 DOT Drug-Testing Centers in Larkspur

Minutes Away, Test Today

1321 S Eliseo Dr 1st Fl

0.51 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1321 S Eliseo Dr 1st Fl
Greenbrae, CA 94904

1220 S Eliseo Dr

0.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1220 S Eliseo Dr
Greenbrae, CA 94904

1300 South Eliseo Drive, Suite 101

0.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1300 South Eliseo Drive, Suite 101
Greenbrae, CA 94904

250 Bon Air Rd

0.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
250 Bon Air Rd
Greenbrae, CA 94904

2 Fifer Ave Ste 130

0.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2 Fifer Ave Ste 130
Corte Madera, CA 94925

101 Casa Buena Dr

1.30 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
101 Casa Buena Dr
Corte Madera, CA 94925

1125 Sir Francis Drake Blvd Ste N

1.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1125 Sir Francis Drake Blvd Ste N
Kentfield, CA 94904

25 Bellam Blvd Ste 101

2.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
25 Bellam Blvd Ste 101
San Rafael, CA 94901

99 Montecillo Rd Mob 1

6.01 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
99 Montecillo Rd Mob 1
San Rafael, CA 94903

901 Nevin Ave Bldg B Floor 1

9.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
901 Nevin Ave Bldg B Floor 1
Richmond, CA 94801

120 Broadway Ste 23

10.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
120 Broadway Ste 23
Richmond, CA 94804

2000 Vale Rd

10.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2000 Vale Rd
San Pablo, CA 94806

2425 Church Ln

10.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2425 Church Ln
San Pablo, CA 94806

3726 Barrett Ave

10.99 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3726 Barrett Ave
Richmond, CA 94805

180 Rowland Way

11.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
180 Rowland Way
Novato, CA 94945

2970 Hilltop Mall Rd Ste 203

11.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2970 Hilltop Mall Rd Ste 203
Richmond, CA 94806

2300 Sutter St Ste 102

11.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2300 Sutter St Ste 102
San Francisco, CA 94115

2201 Post St,

11.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2201 Post St,
San Francisco, CA 94115

845 Jackson St

11.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
845 Jackson St
San Francisco, CA 94133

900 Hyde St

12.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
900 Hyde St
San Francisco, CA 94109

49 Drumm St

12.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
49 Drumm St
San Francisco, CA 94111

26 California St

12.44 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-7:00 PM • Sat: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
26 California St
San Francisco, CA 94111

601 Van Ness Ave Ste 2008

12.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
601 Van Ness Ave Ste 2008
San Francisco, CA 94102

580 Market St Ste 100

12.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
580 Market St Ste 100
San Francisco, CA 94104

505 Parnassus Ave Ste 896

12.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
505 Parnassus Ave Ste 896
San Francisco, CA 94143

Castro & Duboce St, South Tower Ste 160a

13.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Castro & Duboce St, South Tower Ste 160a
San Francisco, CA 94114

2198 15th St,

13.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2198 15th St,
San Francisco, CA 94114

24 Willie Mays Plz

13.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24 Willie Mays Plz
San Francisco, CA 94107

2505 Bataan St Ste O

13.63 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2505 Bataan St Ste O
Oakland, CA 94607

2 Connecticut St Ste 1

13.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2 Connecticut St Ste 1
San Francisco, CA 94107

2850 7th St Ste 100

14.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2850 7th St Ste 100
Berkeley, CA 94710

3555 Cesar Chavez

14.45 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3555 Cesar Chavez
San Francisco, CA 94110

6001 Shellmound St Ste 850

14.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6001 Shellmound St Ste 850
Emeryville, CA 94608

500 Alfred Nobel Drive, Suite 115

15.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
500 Alfred Nobel Drive, Suite 115
Hercules, CA 94547

4749 Surrey Ln

15.36 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4749 Surrey Ln
El Sobrante, CA 94803

520 6th St

15.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
520 6th St
Rodeo, CA 94572

2450 Ashby Ave

16.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2450 Ashby Ave
Berkeley, CA 94705

On-site Only

16.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
On-site Only
San Francisco, CA 94124

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

We have 38 DOT drug testing locations to serve you in and around Larkspur, CA.

Our Larkspur, CA testing centers offer a variety of DOT services including drug and alcohol testing, DOT physicals, and driver qualifications, ensuring compliance with 49 CFR Part 40 across all DOT modes like FMCSA and FAA. These facilities are conveniently accessible for employers and single operators alike, providing services swiftly, often on the same day.

Choose your desired service or test and select a nearby location. Our efficient process makes it simple to schedule DOT drug testing around Larkspur, either for yourself, staff, or others.

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.

Larkspur, California DOT Services

DOT Drug Testing & Services Available in Larkspur, CA:

In Larkspur, CA, Accredited Drug Testing delivers comprehensive DOT services aimed at ensuring full compliance with federal regulations for transportation safety. Our facilities offer diverse testing and assessment options to suit individual and employer needs.

DOT Services in Larkspur, CA

Diverse DOT regulations focus on safeguarding employees against substance misuse, mandating regular drug and alcohol screenings. In Larkspur, California, these regulations ensure safe transportation environments, protecting public safety. Employers must adhere to protocols that include random testing, reasonable suspicion tests, and post-accident assessments. Compliance helps maintain a safe workplace, reducing accidents and fostering accountability within the workforce. Accreditation and thorough documentation are critical to meet these federal requirements, ensuring consistent safety standards.

FMCSA Information

In Larkspur, CA, FMCSA mandates random drug and alcohol testing for commercial drivers to enhance road safety and prevent substance abuse-related incidents.

Accredited Drug Testing ensures FMCSA compliance in Larkspur, CA by facilitating mandatory screenings for employers and drivers.

USCG Information

The USCG enforces stringent drug and alcohol testing in Larkspur, CA for maritime employees to ensure operational safety on waterways.

In Larkspur, Accredited Drug Testing aligns with USCG rules, offering reliable tests to promote drug-free maritime operations.

FAA Information

FAA rules demand strict drug and alcohol tests for aviation employees in Larkspur, CA to uphold safety and prevent safety breaches.

Accredited Drug Testing addresses FAA requirements in Larkspur, CA with specialized aviation tests and compliance services.

FRA Information

FRA's drug testing regulations ensure rail sector integrity and safety in Larkspur, CA through consistent substance monitoring.

With Accredited Drug Testing's FRA services, Larkspur, CA rail employers can easily meet drug-free workplace requirements.

FTA Information

In Larkspur, CA, FTA regulations compel transit agencies to conduct drug and alcohol testing, promoting safe public transport.

Accredited Drug Testing assists Larkspur, CA's compliance by providing essential FTA screening services and reporting tools.

PHMSA Information

PHMSA regulations in Larkspur, CA require periodic drug testing to maintain a safe environment in the pipeline and hazardous materials sector.

Accredited Drug Testing supports PHMSA compliance in Larkspur by offering tailored drug and alcohol testing services.

Scheduling in Larkspur, CA

To arrange a DOT drug or alcohol test in Larkspur, CA, contact our local team at (800) 221-4291, or use our online registration system by filling out the Donor Information/Registration Section before visiting the testing center.

The provided zip code helps locate nearby centers performing the chosen test in Larkspur, CA. A registration form with center details will be emailed; bring this or have it on your smartphone. Prior registration and payment are required but appointments are rarely necessary.

We ensure quality with SAMHSA-certified labs and results reviewed by our Medical Review Officers.

Besides Larkspur, CA, Accredited Drug Testing offers services in nearby cities and metropolitan areas.

Accredited Drug Testing is available nationwide, ensuring tests can be scheduled whenever and wherever needed, even on the road or during vacations.

California Dept. of Transportation Updates

DUI Statistics in Larkspur, CA

The Department of Transportation (DOT) regularly publishes data on DUI incidents across California, with a focus on promoting road safety. In Marin County, which includes Larkspur, CA, DUI cases saw a notable presence in traffic offenses. Alcohol-influenced driving remains a critical concern, affecting both urban and rural areas, necessitating continued efforts at awareness and enforcement. The California Highway Patrol (CHP) works alongside local law enforcement in Larkspur, CA to conduct checkpoints and patrol operations aimed at mitigating these incidents. In recent reports, Marin County reflected an uptick in DUI arrests, paralleling statewide trends that emphasize the need for stricter DUI laws and effective public education campaigns. These efforts aim to reduce alcohol-related driving risks and save lives on the road.

Drug-Involved Accidents in Larkspur, CA

In Larkspur, CA, and the broader Marin County, the Department of Transportation (DOT) highlights drug-involved accidents as a significant safety concern. Data indicates that both prescription and illegal drugs contribute to impaired driving, which compromises road safety. Efforts directed by the California DOT and local agencies seek to tackle this issue through robust public engagement and educational outreach. Programs designed for drug education highlight the dangers of driving under the influence of substances and emphasize the importance of responsible road behavior. The increased enforcement of drug-related offenses aids in identifying offenders and reducing the incidence rate. As California continues to legalize certain substances, such as cannabis, the focus on driver education and safe driving practices becomes increasingly pivotal.

Marijuana-Related Accidents in Larkspur, CA

The city of Larkspur, CA, within Marin County, witnesses marijuana-related accidents as a subject of scrutiny from the Department of Transportation (DOT) and local law enforcement. With the legalization of marijuana in California, there is an augmented concern about its impact on road safety. Statistics from DOT indicate a correlation between marijuana consumption and impaired driving, necessitating concern for road protocols. Educational campaigns across Marin County aim to inform the public about the legal implications and dangers of driving under the influence of marijuana. Efforts include collaboration between local police, the California Highway Patrol (CHP), and community organizations to promote informed decision-making. Strategies such as these are vital for reducing marijuana-related traffic incidents and promoting a safer transportation environment for all California residents.

Larkspur Drug Testing

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

Larkspur DOT Drug Testing

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

Larkspur DNA Testing

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

Larkspur Industry Training

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

Larkspur Hair Drug Testing

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

Larkspur Alcohol Testing

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

Larkspur Drug Testing Services

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

Larkspur 5 Panel Drug Test

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

Larkspur 10 Panel Drug Test

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

Larkspur On Site Drug Testing

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

Larkspur DOT Physicals

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

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