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

Drug Testing Locations in San Diego, TX

With 25 testing centers in the San Diego 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

25 Drug-Testing Centers in San Diego

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

102 E Main St

9.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
102 E Main St
Alice, TX 78332

219 E 2nd St

10.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
219 E 2nd St
Alice, TX 78332

201 Mariposa

11.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
201 Mariposa
Alice, TX 78332

2200 E Main St Ste E

11.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2200 E Main St Ste E
Alice, TX 78332

408 Flournoy Rd Ste B

11.88 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-12:00 PM & 1:00 PM-3:30 PM✓ Walk-in with Electronic Donor Pass
408 Flournoy Rd Ste B
Alice, TX 78332

2000 Dr Nw Atkison Blvd, Suite 1201

12.09 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-1:00 PM✓ Walk-in with Electronic Donor Pass
2000 Dr Nw Atkison Blvd, Suite 1201
Alice, TX 78332

227 W Kleberg Ave

28.34 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
227 W Kleberg Ave
Kingsville, TX 78363

1311 General Cavazos Blvd Ste 1

29.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1311 General Cavazos Blvd Ste 1
Kingsville, TX 78363

901 S San Patricio St

34.54 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
901 S San Patricio St
Sinton, TX 78387

508 S San Patricio St

34.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
508 S San Patricio St
Sinton, TX 78387

14101 Northwest Blvd, Suite 113

36.97 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-1:30 PM✓ Walk-in with Electronic Donor Pass
14101 Northwest Blvd, Suite 113
Corpus Christi, TX 78410

3945 Us Highway 77

37.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3945 Us Highway 77
Corpus Christi, TX 78410

13310 Leopard St Ste 6

38.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13310 Leopard St Ste 6
Corpus Christi, TX 78410

13310 Leopard St Ste 3

38.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13310 Leopard St Ste 3
Corpus Christi, TX 78410

11559 Leopard St

39.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11559 Leopard St
Corpus Christi, TX 78410

600 Houston St

40.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
600 Houston St
George West, TX 78022

7406 Up River Rd

43.20 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7406 Up River Rd
Corpus Christi, TX 78409

2209 N Padre Island Dr Ste O

47.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2209 N Padre Island Dr Ste O
Corpus Christi, TX 78408

105 E. Thornton

48.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
105 E. Thornton
Three Rivers, TX 78071

105 E Thornton

48.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
105 E Thornton
Three Rivers, TX 78071

106 W Tips St

48.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
106 W Tips St
Three Rivers, TX 78071

4544 Baldwin Blvd Ste E

48.59 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4544 Baldwin Blvd Ste E
Corpus Christi, TX 78408

621 E Sinton St

48.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
621 E Sinton St
Sinton, TX 78387

2053 S Ih37 Access Rd

48.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2053 S Ih37 Access Rd
Three Rivers, TX 78071

3933 Up River Rd

49.06 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3933 Up River Rd
Corpus Christi, TX 78408

Employment, DOT, Court Ordered, Probation, Family

Accredited Drug Testing delivers a wide range of drug and alcohol screenings at our 25 testing centers located around the San Diego, Texas area. Our services include both DOT and non-DOT urine drug tests, breath alcohol tests, EtG tests, and hair drug screenings. Clients include individuals, employers, and those with legal testing requirements. In San Diego, TX, we provide quick-result tests and SAMSA certified lab analyses. Most testing sites are conveniently situated just minutes away from your home or office, with the option for same-day service. Additionally, we offer services in Occupational Health Testing, Clinical Testing, and Background Checks.

To schedule a test, contact us at (800) 221-4291 or register online. Choose your desired test and select a nearby location. Testing is available for individuals, employees, or others. Scheduling is quick and straightforward—reach out to our scheduling team or book online anytime. Our efficient and simplified process makes it easy to set up drug testing near San Diego without hassle.

* 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 San Diego, TX

1

Order Online or Call

Select your test & search nearby San Diego 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.

San Diego, TX Drug Testing

Drug Testing Services Available at Our San Diego, TX Labs:

At our San Diego 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

Texas Drug Testing Laws & Compliance in San Diego

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in San Diego, TX adhering strictly to Tex. Lab. Code § 411.091, federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
Tex. Lab. Code § 411.091
Medical Marijuana
Legal (Medical)
Recreational Cannabis
Prohibited
Workplace Rights
Zero-Tolerance Protected

Texas Labor Code § 411.091 mandates written policy distribution for employer drug testing programs while supporting broad pre-employment and random testing rights.

Under Tex. Lab. Code § 411.091, employers in San Diego 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 (Medical); Recreational: Prohibited in Texas), 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 San Diego, 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 San Diego and Texas.

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 San Diego, TX

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout San Diego 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 San Diego Neighborhoods Covered:

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near San Diego

Buena Vista Colonia • Loma Linda East • Loma Linda East Colonia • Coyote Acres • Alice Acres • Rancho Alegre • Alice • Wells

San Diego, TX 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 San Diego.

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

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 San Diego.

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 San Diego facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in San Diego, TX

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

San Diego Drug Testing

Quickly find trusted local drug testing centers in San Diego, TX — fast, convenient, and reliable every time!

San Diego DOT Drug Testing

Quickly find a local DOT drug testing center in San Diego, TX — fast, reliable, convenient nationwide service!

San Diego DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around San Diego, TX.

San Diego Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in San Diego, TX.v

San Diego Hair Drug Testing

Get fast, accurate hair drug testing at our convenient San Diego, TX locations—results you can trust, every time!

San Diego Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in San Diego, TX.

San Diego Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in San Diego, TX.

San Diego 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by San Diego, TX employers and individuals nationwide.

San Diego 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for San Diego, TX workplace and personal testing needs.

San Diego On Site Drug Testing

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

San Diego DOT Physicals

Certified DOT physicals with quick, reliable exams to keep San Diego, TX 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 Texas, workplace drug testing is governed by statutory guidelines under Tex. Lab. Code § 411.091. Private employers generally operate under a Texas Labor Code § 411.091 guidelines, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Texas who implement a certified Drug-Free Workplace Program in compliance with Tex. Lab. Code § 411.091 can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Texas state law compliance standards, state statutes allows broad pre-employment, random, and post-accident testing. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 25 certified collection sites in the San Diego area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across San Diego, 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

I love the customer service

I love the customer service. The lady was patient enough to help me book my appointment with ease and ensuring I get the location that's best for me. Keep up the good work!

Elizabeth Chiaka - 9/19/2024

Excellant Performance

The visit here is always the best . The place is always really clean. The employees are super courteous, very polite, and professional. This is the only drug lab I like to go do my drug and alcohol test. I would like to tell them thank you so much for thier excellent performance and job

Eli Gonzalez - 1/4/2025

Accredited has been wonderful to work with!

Accredited has been wonderful to work with! My court ordered tests are on a very strange schedule but every time I call, they are quick to schedule me and are always able to find a location that works for where I’m at and when! Thank you for making this rather undesirable situation less stressful and efficient.

Madison Sanderford - 8/19/2024


(800) 221-4291