✓ Same-Day Walk-Ins Welcome ✓ Digital Donor Pass in Minutes ✓ No Doctor Order Required ✓ SAMHSA-Certified Labs

Drug Testing Locations in Union City, CA

With 29 testing centers in the Union City 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.

Urine (5, 10, 12, 14-Panel) Hair Follicle (90-Day) DOT Drug & Alcohol Court & Probation Oral Fluid / Saliva EtG Alcohol
🕑 Collection Site Hours: Monday – Friday: 8:00 AM – 4:00 PM • ✓ Walk-in with Electronic Donor Pass • Saturday – Sunday: Closed

29 Drug-Testing Centers in Union City

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

33560 Alvarado Niles Rd

0.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
33560 Alvarado Niles Rd
Union City, CA 94587

33077 Alvarado Niles Rd

1.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
33077 Alvarado Niles Rd
Union City, CA 94587

556 Mowry Avenue, Suite 103

3.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
556 Mowry Avenue, Suite 103
Fremont, CA 94536

2147 Mowry Ave Ste C1

3.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2147 Mowry Ave Ste C1
Fremont, CA 94538

2000 Mowry Ave

3.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2000 Mowry Ave
Fremont, CA 94538

3555 Whipple Rd

3.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3555 Whipple Rd
Union City, CA 94587

35500 Dumbarton Ct

3.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
35500 Dumbarton Ct
Newark, CA 94560

3161 Walnut Ave

3.79 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-10:00 PM • Sat: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
3161 Walnut Ave
Fremont, CA 94538

29000 Hesperian Blvd

3.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
29000 Hesperian Blvd
Hayward, CA 94545

39180 Farwell Dr Ste 231

4.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
39180 Farwell Dr Ste 231
Fremont, CA 94538

27200 Calaroga Ave

4.63 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
27200 Calaroga Ave
Hayward, CA 94545

5763 Stevenson Blvd

5.35 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
5763 Stevenson Blvd
Newark, CA 94560

26250 Industrial Blvd Ste 32

5.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
26250 Industrial Blvd Ste 32
Hayward, CA 94545

24326 Mission Blvd Ste 3

5.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24326 Mission Blvd Ste 3
Hayward, CA 94544

42650 Christy St

6.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
42650 Christy St
Fremont, CA 94538

3225 Seldon Ct

6.62 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
3225 Seldon Ct
Fremont, CA 94539

39400 Padeo Padre Pkwy Mission Bldg

7.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
39400 Padeo Padre Pkwy Mission Bldg
Fremont, CA 94538

20400 Lake Chabot Rd Ste 101,

7.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
20400 Lake Chabot Rd Ste 101,
Castro Valley, CA 94546

5720 Stoneridge Mall Road, Suite 110

8.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5720 Stoneridge Mall Road, Suite 110
Pleasanton, CA 94588

7601 Stoneridge Dr Fl 1

8.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7601 Stoneridge Dr Fl 1
Pleasanton, CA 94588

46305 Warm Springs Blvd

8.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
46305 Warm Springs Blvd
Fremont, CA 94539

46752 Mission Blvd Ste A

8.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
46752 Mission Blvd Ste A
Fremont, CA 94539

46690 Mohave Dr

8.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
46690 Mohave Dr
Fremont, CA 94539

7667 Amador Valley Blvd

9.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7667 Amador Valley Blvd
Dublin, CA 94568

4847 Hopyard Rd Ste 4-424

9.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4847 Hopyard Rd Ste 4-424
Pleasanton, CA 94588

5635 W Las Positas Blvd

9.47 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
5635 W Las Positas Blvd
Pleasanton, CA 94588

2324 Santa Rita Rd Ste 4

9.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2324 Santa Rita Rd Ste 4
Pleasanton, CA 94566

3128 Santa Rita Rd

10.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3128 Santa Rita Rd
Pleasanton, CA 94566

2224 Delucchi Dr

10.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2224 Delucchi Dr
Pleasanton, CA 94588

Employment, DOT, Court Ordered, Probation, Family

Accredited Drug Testing delivers a full range of drug and alcohol assessment services at our 29 locations in the Union City, California vicinity. We offer both DOT and non-DOT urine drug screenings, breath alcohol assessments, EtG alcohol analysis, and hair follicle drug tests tailored for individual, employer, and legal purposes. Our Union City facilities provide quick turnaround testing and SAMSA-approved lab evaluations, ensuring same-day availability with most centers just minutes away from your residence or workplace. We also perform Occupational Health Assessments, Clinical Diagnostics, and Background Screening.

To schedule, dial (800) 221-4291 or register online. Choose your test type and select a convenient location—services are accessible for personal, employee, or third-party testing. Test scheduling is swift and straightforward; either contact our scheduling team or book your test online anytime. Our efficient and intuitive system allows you to set up drug testing in Union City with ease.

* You must register by phone or online to receive your donor pass/registration prior to proceeding to the testing center. You must bring a valid government issued ID along with the registration/barcode number which was sent to you by email.

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.

How the Drug Testing Process Works in Union City, CA

1

Order Online or Call

Select your test & search nearby Union City collection sites.

2

Get Donor Pass

Receive your donor pass by email or SMS immediately.

3

Visit Collection Center

Walk in with donor pass & photo ID. No appointment needed.

4

Fast Results

Secure results delivered confidentially in 24-48 hours.

Union City, CA Drug Testing

Drug Testing Services Available at Our Union City, CA Labs:

At our Union City drug testing collection sites, Accredited Drug Testing provides one of the widest selections of drug and alcohol testing services available. Whether you're an employer, attorney, court, or private individual, we offer both DOT and non-DOT testing options—ranging from rapid tests to comprehensive lab-based screenings—capable of detecting nearly any substance.

Mobile/On-Site Drug Testing

If you're an employer needing to test 25 or more employees and looking to save time and money, we offer mobile on-site drug testing where we come to you. Call us today for more information.

Official Legal & Regulatory Framework

California Drug Testing Laws & Compliance in Union City

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Union City, CA adhering strictly to Cal. Lab. Code § 1025 et seq., federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
Cal. Lab. Code § 1025 et seq.
Medical Marijuana
Legal
Recreational Cannabis
Legal
Workplace Rights
Zero-Tolerance Protected

California AB 2188 requires non-psychoactive cannabis metabolite protections while retaining full employer rights for pre-employment, post-accident, and safety-sensitive testing.

Under Cal. Lab. Code § 1025 et seq., employers in Union City may institute comprehensive drug-free workplace programs including:

  • Pre-Employment Screening: Conditional job offer testing for all applicants.
  • Reasonable Suspicion Testing: Objective, documented behavioral signs of impairment.
  • Post-Accident Testing: Mandatory screening following workplace injuries or property damage.
  • Random Testing: Unannounced selection for safety-sensitive roles and machinery operators.
  • Workers' Comp Incentives: Verified testing programs provide premium discounts on state workers' compensation insurance policies.

While cannabis statutes continue evolving across the United States (Medical: Legal; Recreational: Legal in California), employers retain the legal prerogative to prohibit substance impairment on job premises, during operational shifts, and while operating company vehicles.

Federal regulations, Department of Transportation (DOT) mandates, and safety-sensitive positions strictly prohibit marijuana use regardless of state cannabis status. ADT provides both standard THC screening and non-THC customized drug panels for private employers wishing to adapt to state-specific hiring preferences.

For commercial drivers, maritime operators, aviation crews, and transit personnel operating in Union City, all testing follows rigorous Department of Transportation (DOT) standards governed by 49 CFR Part 40:

  • Federal 5-Panel Regulated Urine Screen: Tested for Marijuana, Cocaine, Amphetamines/Methamphetamines, Opioids (Codeine, Morphine, Heroin, Hydrocodone, Hydromorphone, Oxycodone, Oxymorphone), and PCP.
  • SAMHSA Accredited Laboratories: Zero compromise on testing accuracy with gas chromatography/mass spectrometry (GC/MS) confirmation.
  • Medical Review Officer (MRO): Every non-negative specimen is reviewed by a licensed physician MRO before reporting.
  • FMCSA Clearinghouse Reporting: Real-time reporting of verified positive tests and refusals to test into the federal driver clearinghouse database.

Accredited Drug Testing provides legally admissible drug and alcohol screening for county court dockets, child custody hearings, probation requirements, and pretrial diversion programs throughout Union City and California.

All specimens undergo observed or witnessed collection procedures when ordered by the court, accompanied by rigorous Federal Chain of Custody Forms (CCF). Turnaround time is rapid, and official certificates of analysis can be forwarded directly to your attorney, court case officer, or probation supervisor upon release.

Hyper-Local Proximity Coverage

Neighborhoods & Service Districts in Union City, CA

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Union City to ensure fast donor access with minimal drive times. Walk-ins are welcomed with an immediate electronic donor pass across all major neighborhoods and transit corridors:

Key Union City Neighborhoods Covered:

● Downtown Union City ● Central Business District ● North Union City Commercial Corridor ● South Union City Industrial Park ● East Union City Metro Area ● West Union City Trade Center ● Medical & Healthcare District ● Airport / Logistics Corridor

Major Employment & Commercial Hubs Served:

Union City Main Street Commercial District • Union City Regional Trade Center • County Industrial Parkway • Metro Healthcare & Occupational Medical Corridor

Located anywhere in Union City? Receive your electronic pass in under 5 minutes.
Order Test Online →

Surrounding Areas Served Near Union City

Centerville • Fremont • Valley Springs • Newark • Fairview • Hayward • Kilkare Woods • Sunol

Union City, CA Drug & Alcohol Test Panels & Detection Windows

Select a test panel below to review specific drug compounds screened, detection timeframes, and instant electronic pass registration in Union City.

Test Type & Local Panel Detection Window Common Use Cases in Union City Turnaround Time
5-Panel Urine Screen in Union City →
THC, Cocaine, Basic Opiates, Amphetamines, PCP
1 to 5 Days Pre-Employment, Workplace Safety & Non-DOT Randoms 24 to 48 Hours
10-Panel Urine Screen in Union City →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Union City →
Long-term historical pattern analysis (90-day window)
Up to 90 Days Child Custody, Legal Defense & Executive Screening 3 to 5 Business Days
DOT Drug & Alcohol Test in Union City →
49 CFR Part 40 compliant with CCF & MRO verification
1 to 5 Days FMCSA, FAA, FRA, FTA, USCG Regulated Drivers & Crew 24 to 48 Hours
ETG & Breath Alcohol in Union City →
Evidential breath testing or 80-hour urine EtG metabolite
Breath: 0–12 Hrs
EtG: Up to 80 Hrs
Zero-Tolerance Workplace, Post-Accident & Probation Immediate to 48 Hours
DOT Physical Exam in Union City →
FMCSA NRCME certified medical examiner card (Form MCSA-5876)
1 to 2 Year Card Commercial Driver License (CDL) Medical Certification Same-Day Medical Card
Full-Service Testing Solutions

Occupational Health & Specialized Screening in Union City, CA

Beyond standard urine screening, Accredited Drug Testing delivers end-to-end occupational medical solutions, DOT credentialing, court-admissible forensic testing, and employer background compliance.

NRCME Certified

DOT Physicals & Medical Cards

FMCSA-compliant examinations conducted by certified medical examiners. Instant driver medical certificate renewal across Union City.

AABB Accredited

Court Legal DNA & Paternity

100% court-admissible legal paternity, maternity, sibling, and grandparentage testing with strict chain of custody for family court.

FCRA Compliant

Background Checks & MVR

Comprehensive pre-employment screening, nationwide criminal history searches, and Motor Vehicle Records (MVR) for driver compliance.

Long Detection Window

90-Day Hair Follicle Drug Test

Tamper-resistant 90-day historical substance screening. Preferred by family courts, custody attorneys, and zero-tolerance employers.

Instant & Lab Confirmed

Breath Alcohol & 80-Hr EtG

Evidential breath alcohol testing (BAT) and 80-hour EtG urine/hair metabolite analysis for probation monitoring and workplace safety.

We Come to You

Mobile On-Site Group Testing

Certified mobile collection technicians dispatched directly to your Union City facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Union City, CA

Need immediate walk-in service in Union City? View our Walk-In Drug Testing Near Me in Union City, CA facility guide or order an instant electronic donor pass online.

Union City Drug Testing

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

Union City DOT Drug Testing

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

Union City DNA Testing

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

Union City Industry Training

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

Union City Hair Drug Testing

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

Union City Alcohol Testing

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

Union City Drug Testing Services

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

Union City 5 Panel Drug Test

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

Union City 10 Panel Drug Test

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

Union City On Site Drug Testing

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

Union City DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Union City, 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 29 certified collection sites in the Union City area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Union City, 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

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

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024

Fast and efficient service

Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!

Mary Thomas - 4/5/2025


(800) 221-4291