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

Drug Testing Locations in Llano Grande, TX

With 39 testing centers in the Llano Grande 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

39 Drug-Testing Centers in Llano Grande

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

1221 East 10th St, Suite 101-a

1.38 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1221 East 10th St, Suite 101-a
Weslaco, TX 78596

1102 S Airport Bldg 2

1.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1102 S Airport Bldg 2
Weslaco, TX 78596

1710 E 8th St

1.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1710 E 8th St
Weslaco, TX 78596

624 N Tio Ave Ste B

2.03 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
624 N Tio Ave Ste B
Weslaco, TX 78596

1210 W Expressway 83 Ste B

2.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1210 W Expressway 83 Ste B
Weslaco, TX 78596

2602 W Expressway 83 Ste 2

2.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2602 W Expressway 83 Ste 2
Weslaco, TX 78596

7701 Yvette Cir Ste 2

7.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7701 Yvette Cir Ste 2
Mercedes, TX 78570

427 E Duranta Ave Ste 103

9.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
427 E Duranta Ave Ste 103
Alamo, TX 78516

200 E Interstate 2 Ste Q

13.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
200 E Interstate 2 Ste Q
Pharr, TX 78577

6201 South Cage Blvd Ste 6

13.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6201 South Cage Blvd Ste 6
Pharr, TX 78577

220 S Cage Blvd Ste C

14.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
220 S Cage Blvd Ste C
Pharr, TX 78577

1106 W Sam Houston St

14.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1106 W Sam Houston St
Pharr, TX 78577

1401 E Ridge Rd Ste C

15.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1401 E Ridge Rd Ste C
Mcallen, TX 78503

1201 East Ridge Road, Ste A

15.37 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-11:00 AM & 1:00 PM-2:00 PM • Sat: 9:00 AM-10:30 AM✓ Walk-in with Electronic Donor Pass
1201 East Ridge Road, Ste A
Mcallen, TX 78503

403 N Jackson Rd

15.40 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
403 N Jackson Rd
Pharr, TX 78577

926 W Nolana Loop Ste A

15.42 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
926 W Nolana Loop Ste A
Pharr, TX 78577

1214 Dixieland Rd Ste 8

15.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1214 Dixieland Rd Ste 8
Harlingen, TX 78552

1214 Dixieland Rd Ste 8

15.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1214 Dixieland Rd Ste 8
Harlingen, TX 78552

1301 E Fern Ave Ste B3

16.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1301 E Fern Ave Ste B3
Mcallen, TX 78501

822 W Wisconsin Rd

16.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
822 W Wisconsin Rd
Edinburg, TX 78539

110 E Savannah Ave

16.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
110 E Savannah Ave
Mcallen, TX 78503

1102 W Trenton Rd

16.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1102 W Trenton Rd
Edinburg, TX 78539

5505 S Expressway 77 Ste 103

16.18 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5505 S Expressway 77 Ste 103
Harlingen, TX 78550

2109 W Trenton Rd Unit E

16.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2109 W Trenton Rd Unit E
Edinburg, TX 78539

2505 W Trenton Rd

16.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2505 W Trenton Rd
Edinburg, TX 78539

301 W Expressway 83

16.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
301 W Expressway 83
Mcallen, TX 78503

801 E Nolana Ave Ste 9

16.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
801 E Nolana Ave Ste 9
Mcallen, TX 78504

1200 S 10th Ave

16.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1200 S 10th Ave
Edinburg, TX 78539

1402 S M St Ste 3

16.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1402 S M St Ste 3
Harlingen, TX 78550

1401 S 6th St

16.51 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1401 S 6th St
Mcallen, TX 78501

409 E Mahl St

16.56 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
409 E Mahl St
Edinburg, TX 78539

122 W Champion St

16.61 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
122 W Champion St
Edinburg, TX 78539

707 Savannah Ave

16.63 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
707 Savannah Ave
Mcallen, TX 78503

104 S 12th Ave

16.74 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
104 S 12th Ave
Edinburg, TX 78539

2015 Jackson Creek Ave

16.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2015 Jackson Creek Ave
Edinburg, TX 78539

4847 S Jackson Rd

17.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4847 S Jackson Rd
Edinburg, TX 78539

606 S Broadway St

17.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
606 S Broadway St
Mcallen, TX 78501

721 W Harrison Ave

17.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
721 W Harrison Ave
Harlingen, TX 78550

2723 W Trenton,

17.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2723 W Trenton,
Edinburg, TX 78539

Employment, DOT, Court Ordered, Probation, Family

Accredited Drug Testing provides a full range of drug and alcohol testing services through 39 centers in the Llano Grande, Texas region. Our offerings include DOT and non-DOT urine tests, breathalyzer tests, EtG alcohol screenings, and hair drug analyses tailored for individuals, companies, and legal purposes. We ensure quick result testing and utilize SAMSA certified lab evaluations in Llano Grande, TX. Most tests can be done same day, conveniently close to your office or home. We also offer Occupational Health assessments, Clinical Testing, and Background Discovery services.

Dial (800) 221-4291 or sign up online to get started. Choose your required test type and nearby center—whether for personal use, employee purposes, or others. Scheduling is quick and straightforward: contact our scheduling team or arrange your test on our website any time, day or night. Our easy and efficient system enables hassle-free drug testing setup near Llano Grande.

* 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 Llano Grande, TX

1

Order Online or Call

Select your test & search nearby Llano Grande 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.

Llano Grande, TX Drug Testing

Drug Testing Services Available at Our Llano Grande, TX Labs:

At our Llano Grande 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 Llano Grande

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Llano Grande, 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 Llano Grande 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 Llano Grande, 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 Llano Grande 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 Llano Grande, TX

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Llano Grande 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 Llano Grande Neighborhoods Covered:

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near Llano Grande

Southeast Hidalgo • Villa Verde • Weslaco • Progreso • Midway South • Mercedes • Progreso Lakes • Scissors

Llano Grande, 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 Llano Grande.

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

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 Llano Grande facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Llano Grande, TX

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

Llano Grande Drug Testing

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

Llano Grande DOT Drug Testing

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

Llano Grande DNA Testing

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

Llano Grande Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Llano Grande, TX.v

Llano Grande Hair Drug Testing

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

Llano Grande Alcohol Testing

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

Llano Grande Drug Testing Services

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

Llano Grande 5 Panel Drug Test

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

Llano Grande 10 Panel Drug Test

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

Llano Grande On Site Drug Testing

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

Llano Grande DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Llano Grande, 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 39 certified collection sites in the Llano Grande area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Llano Grande, 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