Drug & Alcohol Testing Near Me - Oakland, CA

Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.  

Employment, DOT, Court Ordered, Personal
Urine | Hair Follicle | Oral Fluid | Blood | ETG

38 Drug-Testing Centers in Oakland

Minutes Away, Test Today

1700 Broadway Ste 3100.17 miles

1700 Broadway Ste 310
Oakland, CA 94612

384 Embarcadero W0.70 miles

384 Embarcadero W
Oakland, CA 94607

350 Hawthorne Ave1.21 miles

350 Hawthorne Ave
Oakland, CA 94609

3300 Webster St, Ste 11101.26 miles

3300 Webster St, Ste 1110
Oakland, CA 94609

3701 Broadway Fl 51.55 miles

3701 Broadway Fl 5
Oakland, CA 94611

4069 Piedmont Ave Ste 9101.80 miles

4069 Piedmont Ave Ste 910
Oakland, CA 94611

1517 Grand Ave1.99 miles

1517 Grand Ave
Piedmont, CA 94611

6001 Shellmound St Ste 8502.73 miles

6001 Shellmound St Ste 850
Emeryville, CA 94608

2111 Whitehall Place, Suite D3.22 miles

2111 Whitehall Place, Suite D
Alameda, CA 94501

2421 Encinal Ave Ste A3.27 miles

2421 Encinal Ave Ste A
Alameda, CA 94501

2850 7th St Ste 1003.65 miles

2850 7th St Ste 100
Berkeley, CA 94710

2450 Ashby Ave3.67 miles

2450 Ashby Ave
Berkeley, CA 94705

2505 Bataan St Ste O5.10 miles

2505 Bataan St Ste O
Oakland, CA 94607

401 Roland Way Ste 2055.66 miles

401 Roland Way Ste 205
Oakland, CA 94621

7817 Oakport St5.70 miles

7817 Oakport St
Oakland, CA 94621

7901 Oakport St Ste 4950 2nd Floor5.77 miles

7901 Oakport St Ste 4950 2nd Floor
Oakland, CA 94621

24 Willie Mays Plz6.71 miles

24 Willie Mays Plz
San Francisco, CA 94107

49 Drumm St6.90 miles

49 Drumm St
San Francisco, CA 94111

26 California St6.91 miles

26 California St
San Francisco, CA 94111

580 Market St Ste 1007.21 miles

580 Market St Ste 100
San Francisco, CA 94104

2 Connecticut St Ste 17.42 miles

2 Connecticut St Ste 1
San Francisco, CA 94107

845 Jackson St7.58 miles

845 Jackson St
San Francisco, CA 94133

Sfia Terminal 27.88 miles

Sfia Terminal 2
San Francisco, CA 94125

1555 Doolittle Dr Ste 1807.97 miles

1555 Doolittle Dr Ste 180
San Leandro, CA 94577

On-site Only8.04 miles

On-site Only
San Francisco, CA 94124

900 Hyde St8.05 miles

900 Hyde St
San Francisco, CA 94109

601 Van Ness Ave Ste 20088.33 miles

601 Van Ness Ave Ste 2008
San Francisco, CA 94102

Castro & Duboce St, South Tower Ste 160a8.69 miles

Castro & Duboce St, South Tower Ste 160a
San Francisco, CA 94114

2587 Merced St8.95 miles

2587 Merced St
San Leandro, CA 94577

3555 Cesar Chavez9.07 miles

3555 Cesar Chavez
San Francisco, CA 94110

2201 Post St,9.24 miles

2201 Post St,
San Francisco, CA 94115

2198 15th St,9.24 miles

2198 15th St,
San Francisco, CA 94114

2300 Sutter St Ste 1029.25 miles

2300 Sutter St Ste 102
San Francisco, CA 94115

13939 E 14th St9.47 miles

13939 E 14th St
San Leandro, CA 94578

3726 Barrett Ave9.73 miles

3726 Barrett Ave
Richmond, CA 94805

120 Broadway Ste 239.77 miles

120 Broadway Ste 23
Richmond, CA 94804

901 Nevin Ave Bldg B Floor 110.40 miles

901 Nevin Ave Bldg B Floor 1
Richmond, CA 94801

505 Parnassus Ave Ste 89610.65 miles

505 Parnassus Ave Ste 896
San Francisco, CA 94143

Drug Testing Near Me

Searching for drug testing nearby? Opt for the preeminent choice in nationwide testing services Accredited Drug Testing, Inc.. This esteemed provider caters to the urgent need for same-day drug and alcohol testing, boasting an extensive network of over 20,000 locations across the U.S., including Oakland, CA. Whether required for DOT compliance, judicial mandates, employment screening, or personal inquiries, scheduling is seamlessly expedited while ensuring discretion. With robust, certified collection venues and advanced laboratories, we guarantee results that uphold both federal and state regulations. To book an appointment at a nearby center, easily connect with us by dialing (800) 221-4291, or schedule online anytime. When precision, compliance, and reassurance are paramount, trust Accredited Drug Testing to consistently provide on-time, dependable outcomes.

Drug and Alcohol Testing Options

Urine Drug Testing Available Panels
5 Panel Drug Test (DOT/NON DOT)
5 Panel + Alcohol Drug Test
5 Panel + ETG Alcohol Drug Test
10 Panel Drug Test
10 Panel + ETG Alcohol Drug Test
12 Panel Drug Test
Hair Drug Testing Available Panels
5 Panel Hair Drug Test
5 Panel + ETG Hair Drug Test
10 Panel Hair Drug Test
12 Panel Hair Drug Test
14 Panel Hair Drug Test
16 Panel Hair Drug Test
Alcohol Drug Testing Available Panels
Alcohol Urine Drug Test
ETG Alcohol Test (Urine)
Breath Alcohol Test
Blood Alcohol Test
Peth Alcohol Blood Test
ETG Alcohol Test (Hair)

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

How Urine Drug Testing Works

Urine drug testing reigns as the most prevalent screening technique nationwide and is the exclusive test type sanctioned for DOT-regulated drug testing per 49 CFR Part 40. This assessment method detects recent substance use by analyzing urine samples for drugs, their metabolites, or alcohol traces. The entire process is designed to be standardized, confidential, and to yield precise, legally viable results for employers, individuals, and court directives.

Testing Methods & Collection Process

  • 1. Donor Identity Verification: Donors must present valid governmental identification and complete the necessary chain-of-custody signatures before testing can proceed.
  • 2. Secure Collection Environment: Urine samples are obtained in a controlled restroom space to hinder tampering, with measures like restricting personal items, securing water sources, and dyeing toilet water.
  • 3. Chain of Custody Documentation: The specimen's integrity is protected via a federally recognized Chain of Custody Form (CCF) from collection through lab analysis.
  • 4. Temperature & Validity Checks: Immediately post-collection, collectors verify the specimen's temperature and physical appearance. Labs conduct validity tests, including measurements of creatinine, pH, specific gravity, and adulterants.
  • 5. DOT Split Specimen: DOT urine tests are divided into two samples; Bottle A undergoes initial analysis while Bottle B is reserved for any retesting requests.
  • 6. Laboratory Screening & Confirmation: Specimens undergo dual-stage analysis in SAMHSA-certified labs with initial immunoassay screenings to identify drug classes followed by GC/MS or LC/MS technology for precise drug/metabolite identification.
  • 7. MRO Verification: A licensed Medical Review Officer evaluates non-negative outcomes to ensure accuracy and discusses potential medical explanations with donors before releasing final results.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Same-day negative results; positives sent for lab confirmation within 24-72 hours.
  • Lab-Based Urine Test: 24-48 hours for most negatives.
  • DOT Drug Test: Completion can span 1-3 business days, influenced by MRO review and donor accessibility.
  • Urine EtG Alcohol Test: Typically processed over 24-48 hours.

An extended timeframe may be essential in cases of shy bladders, invalid samples, or necessitated lab verification or donor communication.

Benefits of Urine Drug & Alcohol Testing

  • It remains the sole DOT recognized method for regulated testing.
  • Effective in detecting recent usage, suitable for employment settings and post-incident scenarios.
  • Affordable with swift processing time.
  • Broadly acknowledged by legal courts, employers, and governmental bodies.
  • Instant testing alternatives for rapid diagnostic evaluations.
  • High precision with GC/MS or LC/MS validation technology utilized.

Limitations of Urine Drug & Alcohol Testing

  • Short detection periods (1-7 days for most substances).
  • Possibility of tampering absent stringent security protocols.
  • Incapable of reflecting extended or historic usage patterns.
  • Requires restroom amenities and specific collection methodologies.
  • Standard tests fail to detect alcohol without EtG/EtS testing.

Despite inherent limitations, urine testing remains a staple choice across the nation for drug and alcohol screenings.

How Hair Drug Testing Works

Renowned for its remarkable reliability, hair drug and alcohol testing unveils extended substance usage tendencies by scrutinizing drug metabolites within hair strands over a generous 90-day detection span. Ideal for workplace regulations, court trials, child custody disputes, and cases necessitating long-term verification, it stands superior to urine-based methodology, especially for consistent or intermittent usage detection.

Testing Methods & Collection Process

  • 1. Donor Identity Verification: Proper identification and signing of custody-related documents establish accurate donor identification and consent.
  • 2. Hair Collection Procedure: Expertly gathered hair snippets (about 100-120) are painlessly and swiftly collected from the donor, mainly from the crown. In lack of head hair, body hair serves as a secondary source.
  • 3. Chain of Custody Documentation: A Hair Drug Test Custody and Control Form documents the collection details and subsequent handling of the sample for defensible legal results.
  • 4. Laboratory Preparation & Analysis: Laboratory processing involves washing and segmenting the hair for extraction, followed by meticulous lab testing.
  • Decontamination: Ensures cleaning of external contaminants.
  • Cutting/Grinding: Prepares hair for analytical extraction.
  • Extraction: Separates drug metabolites for comprehensive analysis.
  • Initial Screening: Distinguishes drug categories through immunoassay techniques.
  • Confirmation Testing: GC/MS or LC/MS guarantees specific substance detection.
  • 5. Metabolite Detection: Hair-bound substances document comprehensive drug consumption timelines, defying adulteration risks prevalent with other testing methods.
  • 6. MRO Review: Licensed Medical Review Officers authenticate results, ensuring accuracy and substantiating potential medical justifications.

Receiving results might take 2-3 business days from a standard hair test or up to 5 days for complex panels such as EtG/FAEE alcohol analysis.

Benefits of Hair Drug & Alcohol Testing

In Oakland, CA and beyond, this method proves invaluable for revealing long-term substance use scenarios, despite its inability to detect short-term drug use or high costs compared to other methodologies.

Alcohol & Drug Testing-How Each Method Works

In Oakland, CA, Accredited Drug Testing specializes in a comprehensive spectrum of alcohol and drug testing solutions, tailored to meet the varied demands of employers, DOT mandates, legal contexts, and personal testing criteria. Knowledge of each test's mechanics ensures informed selections, reliable outcomes, and adherence to federal and state protocols. Our vast nationwide network, alongside our certified location labs and specialized Medical Review Officers, underscores our commitment to providing trustworthy and precise testing results.

Alcohol Urine Drug Test

An alcohol urine test identifies recent alcohol intake by detecting ethanol byproducts. Its main applications include workplace testing, legal mandates, and post-incident examinations. Although it doesn't measure current intoxication levels, it supplies a brief detection period within several hours, making it an economical choice for screening purposes.

ETG Alcohol Test (Urine)

The EtG urine test is notable for its sensitivity, capable of identifying alcohol use up to 80 hours post-consumption. With EtG serving as a precise ethanol byproduct, it is extensively employed by courts and rehabilitation programs, offering a broader detection span than traditional urine alcohol tests while maintaining high accuracy and reliability.

Breath Alcohol Test

A breath alcohol test determines current impairment levels through alcohol analysis in deep lung air, utilizing DOT-approved breathalysers (EBTs). These tests provide instantaneous results that are legally sound, essential for DOT-regulated employee screening and frequently utilized for workplace assessments following incidents of reasonable suspicion.

Blood Alcohol Test

The blood alcohol test measures ethanol levels in the bloodstream, recognized for its precision, making it a preferred method among hospitals, law enforcement, and legal practitioners, especially for cases involving suspected DUI, emergency response, and complex legal proceedings.

PEth Alcohol Blood Test

A PEth blood test delves into chronic or heavy alcohol usage by identifying particular biomarkers within red blood cells, detecting alcohol consumption for 2-3 weeks thereafter. It's a credible indicator for long-term exposure, prominently used in family law, monitoring initiatives, treatment centers, and in the safety-first spans of pre-employment screenings.

ETG Alcohol Test (Hair)

The EtG hair test evaluates alcohol biomarkers embedded in hair for a duration of 90 days, apt for discerning prolonged alcohol use patterns over singular events. Its stability and resistance to short-term abstinence make it invaluable to courts, custody disputes, and sustained monitoring programs.

Accredited Drug Testing, leveraging expert assistance, certified laboratory support, and expeditious scheduling, assures that every alcohol testing protocol results in unequivocal, transparent, and regulation-compliant outcomes, supporting individual and organizational needs for assurance, safety, and compliance within a structured regulatory framework.


Accredited Drug Testing provides nationwide drug and alcohol screening solutions, including urine, hair, EtG, PEth, and breath alcohol testing. Backed by SAMHSA-certified laboratories, DOT 49 CFR Part 40 compliance, and scientifically validated testing technology, our services ensure accurate, defensible, and confidential results for employers, courts, and individuals.

Frequently Asked Questions

Urine tests detect recent use and are the only option approved for DOT testing under 49 CFR Part 40. Hair tests provide a 90-day detection window per the Society of Hair Testing (SoHT). Alcohol testing options, EtG, breath, blood, or PEth. These tests can identify recent use, impairment, or long-term drinking behavior depending on the method.

Urine: 24 - 48 hrs for negatives (SAMHSA guidelines).
Hair: 2 - 5 business days due to multi-step forensic processing (SoHT).
Breath Alcohol: Immediate results using NHTSA-approved EBT devices.
PEth: 3 - 5 days based on forensic toxicology studies.

Lab confirmation using GC/MS or LC/MS is the gold standard per SAMHSA & DOT.
Hair testing is highly tamper-resistant (SoHT).
PEth is considered the most reliable marker of repeated drinking (Journal of Analytical Toxicology).

No. DOT-regulated urine tests require validity checks and chain-of-custody documentation (49 CFR Part 40). Hair tests undergo decontamination and metabolite extraction (SoHT), making them extremely difficult to adulterate.

EtG urine detects alcohol for up to 80 hours (NIH/SAMHSA studies). EtG hair detects chronic alcohol consumption for up to 90 days (SoHT alcohol guidelines).

5 Panel DOT:49 CFR Part 40. Expanded non-DOT panels add benzodiazepines, barbiturates, methadone, oxycodone, MDMA, fentanyl, and more (SAMHSA forensic panel standards).

PEth blood testing identifies long-term and heavy alcohol use for 2 - 4 weeks. Used in child custody, treatment monitoring, and professional compliance programs (CDC & Journal of Analytical Toxicology).

Hair testing does not detect drug use within the past 5 - 7 days. It identifies long-term or repetitive use patterns per SoHT standards.

Yes. Results follow strict chain-of-custody procedures, DOT/SAMHSA requirements, GC/MS or LC/MS confirmation, and MRO review; making them acceptable in court, DOT, and legal settings.

Yes. Accredited Drug Testing offers same-day appointments at 20,000+ locations nationwide, instant testing options, and onsite employer testing with bulk discounts.

Customer Reviews

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

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025

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

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

Quick, Polite, Informative

Everyone has been quick to respond, polite, informative. It's been easy to order tests. I would recommend them to anyone to use.

April Rogers - 2/15/2025


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(800) 221-4291