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Drug Testing Locations in Granite Hills, CA

With 31 testing centers in the Granite Hills 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

31 Drug-Testing Centers in Granite Hills

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

1625 E Main St Ste 203

0.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1625 E Main St Ste 203
El Cajon, CA 92021

1625 E Main St Ste 100

0.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1625 E Main St Ste 100
El Cajon, CA 92021

820 Jamachard Dr Ste 103

2.38 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
820 Jamachard Dr Ste 103
El Cajon, CA 92019

9745 Prospect Ave Ste 100

4.88 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9745 Prospect Ave Ste 100
Santee, CA 92071

5103 Garfield St,

5.88 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5103 Garfield St,
La Mesa, CA 91941

5525 Grossmont Center Dr Ste 601

5.98 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
5525 Grossmont Center Dr Ste 601
La Mesa, CA 91942

8090 Parkway Dr

6.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8090 Parkway Dr
La Mesa, CA 91942

891 Kuhn Dr Ste 111

10.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
891 Kuhn Dr Ste 111
Chula Vista, CA 91914

4647 Zion Ave Fl 1

10.74 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4647 Zion Ave Fl 1
San Diego, CA 92120

2400 E 4th St

12.77 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2400 E 4th St
National City, CA 91950

9620 Chesapeake Dr Ste 104

12.77 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9620 Chesapeake Dr Ste 104
San Diego, CA 92123

5575 Ruffin Rd Ste 100

12.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5575 Ruffin Rd Ste 100
San Diego, CA 92123

5575 Ruffin Rd Ste 230

12.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5575 Ruffin Rd Ste 230
San Diego, CA 92123

1000 Euclid Ave Ste B

12.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1000 Euclid Ave Ste B
National City, CA 91950

4510 Viewridge Ave Occupational Medicine Business Office

13.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4510 Viewridge Ave Occupational Medicine Business Office
San Diego, CA 92123

3505 Camino Del Rio S Ste 208

13.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3505 Camino Del Rio S Ste 208
San Diego, CA 92108

2667 Camino Del Rio S Ste 100h

13.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2667 Camino Del Rio S Ste 100h
San Diego, CA 92108

2815 Camino Del Rio S Ste 1a

13.62 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2815 Camino Del Rio S Ste 1a
San Diego, CA 92108

88 E Bonita Rd Ste E

13.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
88 E Bonita Rd Ste E
Chula Vista, CA 91910

8008 Frost St Ste 106

14.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8008 Frost St Ste 106
San Diego, CA 92123

525 3rd Ave Second Floor

14.12 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
525 3rd Ave Second Floor
Chula Vista, CA 91910

7930 Frost St Ste 406

14.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7930 Frost St Ste 406
San Diego, CA 92123

7901 Frost St

14.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7901 Frost St
San Diego, CA 92123

7995 Armour St

14.21 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7995 Armour St
San Diego, CA 92111

5333 Mission Center Rd Ste 100

14.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5333 Mission Center Rd Ste 100
San Diego, CA 92108

2020 Genesee Ave 2nd Floor

14.37 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
2020 Genesee Ave 2nd Floor
San Diego, CA 92123

10605 Scripps Poway Pkwy Ste C

14.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10605 Scripps Poway Pkwy Ste C
San Diego, CA 92131

7370 Opportunity Rd Ste G

14.59 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7370 Opportunity Rd Ste G
San Diego, CA 92111

408 W 8th St

14.68 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
408 W 8th St
National City, CA 91950

102 Mile Of Cars Way

14.73 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-7:00 PM✓ Walk-in with Electronic Donor Pass
102 Mile Of Cars Way
National City, CA 91950

330 Lewis St Ste 100

15.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
330 Lewis St Ste 100
San Diego, CA 92103

Employment, DOT, Court Ordered, Probation, Family

At each of our 31 testing centers around Granite Hills, California, Accredited Drug Testing delivers wide-ranging alcohol and drug screening solutions. These include breath alcohol assessments, urine drug evaluations both non-DOT and DOT, hair drug checks, and EtG screenings, catering to personal, workplace, and legal requirements. With fast results and SAMSA-endorsed lab analysis in Granite Hills, CA, we're conveniently located just minutes away for swift services. Same-day service is often possible. Our offerings extend to Background Checks, Clinical Testing, and Occupational Health Testing too.

To arrange a screening, dial (800) 221-4291 or register via our website. Choose your preferred test and select a nearby center. Testing is provided for personal use, staff, or others. Our system is Fast and Simple; call our team to schedule or book your test on our site 24/7. This efficient setup ensures hassle-free drug testing nearby in Granite Hills.

* 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 Granite Hills, CA

1

Order Online or Call

Select your test & search nearby Granite Hills 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.

Granite Hills, CA Drug Testing

Drug Testing Services Available at Our Granite Hills, CA Labs:

At our Granite Hills 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 Granite Hills

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Granite Hills, 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 Granite Hills 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 Granite Hills, 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 Granite Hills 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 Granite Hills, CA

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Granite Hills 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 Granite Hills Neighborhoods Covered:

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near Granite Hills

Bostonia • Glenview • Crest • Winter Gardens • Suncrest • El Cajon • Riverview Farms • Lakeside

Granite Hills, 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 Granite Hills.

Test Type & Local Panel Detection Window Common Use Cases in Granite Hills Turnaround Time
5-Panel Urine Screen in Granite Hills →
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 Granite Hills →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Granite Hills →
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 Granite Hills →
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 Granite Hills →
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 Granite Hills →
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 Granite Hills, 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 Granite Hills.

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 Granite Hills facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Granite Hills, CA

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

Granite Hills Drug Testing

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

Granite Hills DOT Drug Testing

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

Granite Hills DNA Testing

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

Granite Hills Industry Training

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

Granite Hills Hair Drug Testing

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

Granite Hills Alcohol Testing

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

Granite Hills Drug Testing Services

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

Granite Hills 5 Panel Drug Test

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

Granite Hills 10 Panel Drug Test

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

Granite Hills On Site Drug Testing

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

Granite Hills DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Granite Hills, 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 31 certified collection sites in the Granite Hills area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Granite Hills, 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