DOT Drug Testing - Los Fresnos, TX

FMCSA-USCG-FTA-FRA-FAA-PHMSA

With 36 testing centers in the Los Fresnos 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.

36 DOT Drug-Testing Centers in Los Fresnos

Minutes Away, Test Today

1601 E Alton Gloor Blvd Ste 109

6.30 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1601 E Alton Gloor Blvd Ste 109
Brownsville, TX 78526

300 Lorenaly Dr Ste C

7.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
300 Lorenaly Dr Ste C
Brownsville, TX 78526

2031 E Price Rd Ste C

9.45 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
2031 E Price Rd Ste C
Brownsville, TX 78521

1755 W Price Rd

9.51 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
1755 W Price Rd
Brownsville, TX 78520

500 Paredes Line Rd Ste 6

9.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
500 Paredes Line Rd Ste 6
Brownsville, TX 78521

425 E Los Ebanos Blvd Ste 100-104

9.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
425 E Los Ebanos Blvd Ste 100-104
Brownsville, TX 78520

1200 State Highway 100 Ste 5

10.25 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1200 State Highway 100 Ste 5
Port Isabel, TX 78578

2952 Boca Chica Blvd

10.41 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
2952 Boca Chica Blvd
Brownsville, TX 78521

351 N Sam Houston Blvd

10.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
351 N Sam Houston Blvd
San Benito, TX 78586

3302 Boca Chica Blvd Ste 109

10.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3302 Boca Chica Blvd Ste 109
Brownsville, TX 78521

864 Central Blvd Ste 900

10.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
864 Central Blvd Ste 900
Brownsville, TX 78520

5235 Southmost Rd

12.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5235 Southmost Rd
Brownsville, TX 78521

1100 N Expressway # 83 Ste 3

13.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1100 N Expressway # 83 Ste 3
Brownsville, TX 78521

512 Victoria Ln Ste 7

13.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
512 Victoria Ln Ste 7
Harlingen, TX 78550

1901 Bell St Ste B

14.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1901 Bell St Ste B
Harlingen, TX 78550

721 W Harrison Ave

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

1402 S M St Ste 3

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

1214 Dixieland Rd Ste 8

16.92 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

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

216 N Ed Carey Dr Ste 1

17.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
216 N Ed Carey Dr Ste 1
Harlingen, TX 78550

5505 S Expressway 77 Ste 103

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

3808 Padre Blvd

19.28 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3808 Padre Blvd
South Padre Island, TX 78597

1221 East 10th St, Suite 101-a

31.27 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

1710 E 8th St

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

1102 S Airport Bldg 2

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

624 N Tio Ave Ste B

31.55 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

7701 Yvette Cir Ste 2

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

2602 W Expressway 83 Ste 2

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

1210 W Expressway 83 Ste B

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

336 S 8th St

33.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
336 S 8th St
Raymondville, TX 78580

165 S 6th St

34.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
165 S 6th St
Raymondville, TX 78580

427 E Duranta Ave Ste 103

39.63 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

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

220 S Cage Blvd Ste C

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

6201 South Cage Blvd Ste 6

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

1106 W Sam Houston St

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

DOT Drug Testing, DOT Consortium, DOT Physicals, FMCSA Clearinghouse, Serving All DOT modes

We have 36 DOT drug testing locations to serve you in and around Los Fresnos, TX.

Our DOT drug testing centers in Los Fresnos, TX and nearby offer comprehensive services like DOT drug and alcohol tests, physicals, and consortium programs. These facilities ensure compliance with 49 CFR Part 40 for FMCSA, FAA, FTA, USCG, FRA, and PHMSA. Available within minutes, many offer same-day appointments, convenient for employers, single operators, and all applicable DOT modes.

Choose the necessary DOT or drug/alcohol tests and a suitable location—whether for personal, employee, or others. Our simple procedure ensures organizing your DOT drug test near Los Fresnos is easy and efficient.

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.

Los Fresnos, Texas DOT Services

DOT Drug Testing & Services Available in Los Fresnos, TX:

Our DOT services in Los Fresnos, TX, ensure all employers comply with pertinent regulations. With numerous accessible locations and streamlined processes, we offer efficient testing solutions for diverse needs.

DOT Services in Los Fresnos, TX

Diligent adherence to DOT safety regulations is key to maintaining a secure work environment in Los Fresnos, Texas. Drug and alcohol testing is crucial to ensure employees meet safety standards and regulations, safeguarding public welfare. It's essential for employers and staff to remain compliant.

In Los Fresnos, TX, consistent monitoring under DOT rules helps prevent accidents by identifying those who may not perform their duties safely, contributing to overall workplace safety and coordination of public transport systems.

Accredited Drug Testing provides insights into these regulations, assisting local businesses in Los Fresnos, Texas, to implement effective and reliable screening processes. Guidance on best practices is part of our service.

Education on DOT drug and alcohol protocols not only bolsters safety but fosters a professional and reliable workforce within Los Fresnos, TX, strengthening employer-employee relationships through compliance.

FMCSA Information

FMCSA guidelines in Los Fresnos, TX mandate random, pre-employment, and post-accident testing, ensuring commercial drivers maintain safety standards.

Los Fresnos, Texas has strict adherence to FMCSA rules, with Accredited Drug Testing facilitating smooth process compliance.

USCG Information

USCG drug and alcohol regulations in Los Fresnos, TX ensure maritime staff uphold safety standards within enforceable waters.

Los Fresnos, Texas maritime activities depend on USCG testing for ensuring the safety and integrity of marine operations.

FAA Information

FAA drug and alcohol testing rules ensure aviation safety in Los Fresnos, TX, focusing on aviation staff's adherence to stringent safety standards.

Los Fresnos, Texas aviation is protected by FAA testing, vital for preventing incidents through robust staff screenings.

FRA Information

FRA testing demands in Los Fresnos, TX confirm railway workers meet required safety criteria to prevent accidents due to impairment.

Los Fresnos, Texas rail safety relies on FRA drug tests, crucial for maintaining operational security and minimizing risks.

FTA Information

FTA rules in Los Fresnos, TX emphasize transit safety, requiring regular substance screenings for workers to enhance travel security.

Adherence to FTA guidelines in Los Fresnos, Texas is vital for public transport safety, ensuring compliant worker conduct.

PHMSA Information

PHMSA regulations guide safety-sensitive employees in Los Fresnos, TX, undertaking drug and alcohol tests to uphold pipeline safety.

Regular testing per PHMSA standards is essential in Los Fresnos, Texas for maintaining infrastructure safety and integrity.

Scheduling in Los Fresnos, TX

For scheduling a DOT drug or alcohol test in Los Fresnos, TX, call (800) 221-4291 or utilize our online express system. Select your test and complete the Donor Information/Registration Section before heading to the test center.

Enter your zip code to find the nearest DOT testing facility in Los Fresnos, Texas, for your selected test. We'll send the donor pass with center info to your email. Bring it or show on your phone at the center. Usually, no appointment is needed, but complete registration is mandatory.

Our SAMHSA-certified labs and results are verified by licensed MRO physicians, assuring quality and compliance.

Besides Los Fresnos, TX, Accredited Drug Testing operates additional centers in surrounding metropolitan areas.

With our vast network of testing centers nationwide, Accredited Drug Testing ensures you're covered for scheduling tests anytime, anywhere.

Texas Dept. of Transportation Updates

Cameron County DUI Statistics

In Cameron County, where Los Fresnos, TX is located, the Department of Transportation (DOT) reports a steady concern over DUI incidents. Texas (TX) has implemented stringent measures to curb driving under the influence (DUI), but the problem persists. In recent years, the county has seen an uptick in DUI cases, affecting road safety and resulting in numerous arrests and court cases. Various local initiatives aim to reduce these numbers, such as public awareness campaigns and enhanced police patrols, yet challenges remain. The influence of alcohol in these cases often leads to severe accidents, highlighting a need for ongoing community efforts to foster a safer environment on the roadways of Texas.

Drug-Involved Accidents in Los Fresnos, TX

The Texas Department of Transportation (TXDOT) has highlighted drug-involved accidents as a significant issue in Cameron County, which encompasses Los Fresnos, TX. An increase in drug-related incidents has been noted, contributing to the complexity of road safety in the area. Various substances, beyond alcohol, are found to impair driving abilities, leading to accidents. This trend reflects a broader challenge faced across Texas (TX), where vehicle operators under the influence of substances create dangerous conditions on the road. The DOT continues to work on improving detection and response protocols, alongside campaigns aimed at preventing drug use before driving, to mitigate such accidents in Los Fresnos and beyond.

Marijuana-Related Accidents in Cameron County, TX

The increase in marijuana-related accidents in Cameron County, encompassing Los Fresnos, TX, has become a focal point for traffic safety efforts by the Texas Department of Transportation. The legalization of marijuana in nearby states has contributed to challenges in enforcement and prevention within Texas (TX). While marijuana is less likely than alcohol or other drugs to be involved in road accidents, its impact is still significant. In Cameron County, data suggests a rise in incidents where marijuana was a contributing factor. Educational programs aim to inform drivers about the risks associated with driving under the influence of marijuana, demonstrating Texas' commitment to reducing these preventable accidents and enhancing overall safety on its roads.

Los Fresnos Drug Testing

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

Los Fresnos DOT Drug Testing

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

Los Fresnos DNA Testing

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

Los Fresnos Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Los Fresnos, TX.v

Los Fresnos Hair Drug Testing

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

Los Fresnos Alcohol Testing

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

Los Fresnos Drug Testing Services

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

Los Fresnos 5 Panel Drug Test

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

Los Fresnos 10 Panel Drug Test

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

Los Fresnos On Site Drug Testing

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

Los Fresnos DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Los Fresnos, 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

A DOT drug test is a federally regulated drug test required for safety-sensitive transportation employees, such as CDL drivers. It is collected and processed under specific DOT procedures (49 CFR Part 40), including strict chain of custody, certified lab analysis, and documented results appropriate for DOT compliance."
DOT testing applies to employees in safety-sensitive roles, including commercial drivers and other regulated transportation workers. Employers must ensure pre-employment testing, random testing, post-accident testing, reasonable suspicion testing, return-to-duty, and follow-up testing are performed as required."
Yes. Accredited Drug Testing maintains access to DOT-compliant collection sites nationwide. Drivers and employers can schedule testing at a nearby location for required DOT drug and alcohol tests, including urgent post-accident or reasonable suspicion testing."
DOT-required testing includes pre-employment, random, post-accident, reasonable suspicion/reasonable cause, return-to-duty, and follow-up testing. For alcohol, evidential breath testing devices are used to document alcohol concentration following DOT protocol."
Yes. Solo CDL drivers and owner-operators are still subject to DOT testing requirements. They must participate in a compliant random testing program and complete required testing events using DOT-approved processes. Accredited Drug Testing assists in meeting these obligations."
If a DOT drug test screen is not negative, the specimen is sent for confirmatory testing using more specific laboratory methods. Final results are documented and reported according to DOT rules. An employee who has a violation must complete the DOT return-to-duty and follow-up process before resuming safety-sensitive work."
Yes. DOT drug and alcohol test results are released only to authorized employer representatives and are maintained in compliance files for DOT purposes. Results are handled in a controlled and confidential manner."
Yes. Accredited Drug Testing supports urgent post-accident and reasonable suspicion testing because DOT rules require timely documentation of possible impairment following an incident or observed behavior in a safety-sensitive environment."

Customer Reviews

they have made my job much easier

I always have a good experience setting up company driver drug screens through ADT. I'm really happy I found them while searching online, they have made my job much easier.

Exodus Heath - 2/13/2025

Super Easy to Schedule

Super easy to schedule and get what you need, weather for a job, personal, or court ordered! I believe I spoke with Justine who was helpful in answering all my questions and stayed on the phone with me until she was sure I was all set and got the emails I needed.

Mandy Ryan - 12/14/2024

quick to assist

They are very quick to assist with your orders and they helped when I needed to find a new testing facility.

Gary Matkin - 2/19/2025


(800) 221-4291