DOT Drug Testing - Four Corners, TX

FMCSA-USCG-FTA-FRA-FAA-PHMSA

40 DOT Drug-Testing Centers in Four Corners

Minutes Away, Test Today

13811 Charterhouse Way2.14 miles

13811 Charterhouse Way
Sugar Land, TX 77498

1111 Gillingham Ln3.32 miles

1111 Gillingham Ln
Sugar Land, TX 77478

1250 7th St3.56 miles

1250 7th St
Sugar Land, TX 77478

1201 Lakeview Dr3.69 miles

1201 Lakeview Dr
Sugar Land, TX 77478

10521 Corporate Dr4.37 miles

10521 Corporate Dr
Stafford, TX 77477

1403 Highway 6 Ste 1004.57 miles

1403 Highway 6 Ste 100
Sugar Land, TX 77478

14023 Southwest Fwy4.77 miles

14023 Southwest Fwy
Sugar Land, TX 77478

1235 Lake Pointe Pkwy # 1024.85 miles

1235 Lake Pointe Pkwy # 102
Sugar Land, TX 77478

15259 Southwest Freeway,5.11 miles

15259 Southwest Freeway,
Sugar Land, TX 77478

16062 Southwest Fwy Ste 25.40 miles

16062 Southwest Fwy Ste 2
Sugar Land, TX 77479

16902 Southwest Fwy5.59 miles

16902 Southwest Fwy
Sugar Land, TX 77479

16545 Southwest Frwy #2255.64 miles

16545 Southwest Frwy #225
Sugar Land, TX 77479

12121 Richmond Ave Ste 124,5.67 miles

12121 Richmond Ave Ste 124,
Houston, TX 77082

3531 Town Center Blvd S Ste 1015.86 miles

3531 Town Center Blvd S Ste 101
Sugarland, TX 77479

6360 W Sam Houston Pkwy N Ste 2005.90 miles

6360 W Sam Houston Pkwy N Ste 200
Houston, TX 77041

9380 W Sam Houston Pkwy S Ste 3005.90 miles

9380 W Sam Houston Pkwy S Ste 300
Houston, TX 77099

8101 W Sam Houston Pkwy S Ste 1005.90 miles

8101 W Sam Houston Pkwy S Ste 100
Houston, TX 77072

8104 Southwest Fwy Ste E6.01 miles

8104 Southwest Fwy Ste E
Houston, TX 77074

3727 Greenbriar Dr Ste 4036.04 miles

3727 Greenbriar Dr Ste 403
Stafford, TX 77477

3151 Highway 66.07 miles

3151 Highway 6
Sugar Land, TX 77478

2550 Gray Falls Dr Ste 1206.13 miles

2550 Gray Falls Dr Ste 120
Houston, TX 77077

10039 Bissonnet St Ste 1206.13 miles

10039 Bissonnet St Ste 120
Houston, TX 77036

11807 Westheimer Rd Ste 5606.32 miles

11807 Westheimer Rd Ste 560
Houston, TX 77077

7101 W Grand Pkwy S6.34 miles

7101 W Grand Pkwy S
Richmond, TX 77407

5510-a W Grand Pkwy S6.34 miles

5510-a W Grand Pkwy S
Richmond, TX 77406

2929 Woodland Park Dr6.35 miles

2929 Woodland Park Dr
Houston, TX 77082

1398 Eldridge Pkwy Ste 1136.59 miles

1398 Eldridge Pkwy Ste 113
Houston, TX 77077

9543 Bissonnet St6.84 miles

9543 Bissonnet St
Houston, TX 77036

6501 S Fry Rd Ste 10007.50 miles

6501 S Fry Rd Ste 1000
Katy, TX 77494

9000 Southwest Fwy Ste 1807.55 miles

9000 Southwest Fwy Ste 180
Houston, TX 77074

14770 Memorial Dr Ste 1007.59 miles

14770 Memorial Dr Ste 100
Houston, TX 77079

8313 Southwest Fwy Ste 1117.91 miles

8313 Southwest Fwy Ste 111
Houston, TX 77074

8200 Wednesbury Lane Suite # 4,7.99 miles

8200 Wednesbury Lane Suite # 4,
Houston, TX 77074

952 S Fry Rd,8.02 miles

952 S Fry Rd,
Katy, TX 77450

14045 Memorial Dr8.12 miles

14045 Memorial Dr
Houston, TX 77079

9701 Richmond Ave Ste 1158.21 miles

9701 Richmond Ave Ste 115
Houston, TX 77042

10807 Shawnbrook Dr8.31 miles

10807 Shawnbrook Dr
Houston, TX 77071

12345 Katy Fwy8.58 miles

12345 Katy Fwy
Houston, TX 77079

2600 S Gessner Rd Ste 2058.60 miles

2600 S Gessner Rd Ste 205
Houston, TX 77063

19450 Katy Fwy8.61 miles

19450 Katy Fwy
Houston, TX 77094

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

We have 40 DOT drug testing locations to serve you in and around Four Corners, TX.

Our DOT drug screening and testing facilities in Four Corners, TX, offer comprehensive services including DOT drug/alcohol tests, physicals, and random pool enrollment, ensuring adherence to 49 CFR Part 40. Conveniently located near you, we cater to all employers and operators under agencies like FMCSA, FTA, and FAA, with same-day services frequently possible.

Choose your desired DOT service or test and visit a nearby center—ideal for personal, employee, or third-party screenings. Our simple scheduling process allows you quickly secure necessary tests without hassle near Four Corners.

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.

Four Corners, Texas DOT Services

DOT Drug Testing & Services Available in Four Corners, TX:

Accredited Drug Testing in Four Corners, TX, provides extensive DOT services, including drug and alcohol testing. Our seamless testing solutions cater to individuals and businesses, offering unparalleled convenience and compliance.

DOT Services in Four Corners, TX

DOT standards for drug and alcohol testing highlight important safety measures for maintaining a secure work environment in Four Corners, TX. Stringent regulations influence policies and employee health protocols.

Drug and alcohol tests under DOT regulations serve as preventative methods to protect the workforce within Four Corners, TX, adhering to mandatory compliance frameworks designed for operational safety.

The enforcement of DOT regulations in Four Corners, Texas, is pivotal for promoting safe transit and occupational standards, ensuring both compliance and the well-being of all employees engaged in transportation.

For businesses in Four Corners, Texas, alignment with DOT regulations guarantees that employee safety remains paramount, creating a secure and efficient working atmosphere across all transportation activities.

FMCSA Information

In Four Corners, TX, the FMCSA regulations focus on strict compliance for drug and alcohol testing to ensure road safety and truck operator reliability across commercial transport sectors.

DOT FMCSA rules in Four Corners, Texas require routine tests, creating a safe environment and reinforcing the integrity of transportation operations through regulated standards.

USCG Information

USCG rules in Four Corners, TX, enforce drug and alcohol screenings among maritime personnel to ensure marine safety, securing waterways with adherence to DOT standards.

The USCG's commitment to substance testing in Four Corners, Texas, bolsters maritime operations' safety, requiring consistent employee monitoring and DOT compliance.

FAA Information

FAA regulations in Four Corners, TX, enforce stringent drug and alcohol laws for aviation personnel, ensuring air safety and compliance under DOT guidelines to protect passengers and crew.

To maintain high safety standards, the FAA mandates regular substance screenings in Four Corners, Texas, among aviation employees, focusing on preserving secure and reliable air travel.

FRA Information

FRA regulations within Four Corners, TX, support secure rail operations by mandating substance testing, crucial for maintaining rail integrity and employee safety during service.

In Four Corners, Texas, FRA laws ensure comprehensive screening procedures for rail personnel, enhancing public safety and strict adherence to DOT guidelines for operational excellence.

FTA Information

FTA regulations in Four Corners, TX, necessitate drug and alcohol screenings for transit employees, advancing public transport safety and adhering to DOT standards for operational security.

In Four Corners, Texas, FTA rules emphasize substance control measures ensuring public confidence in transit systems maintained through strict, regulated testing protocols.

PHMSA Information

The PHMSA rules in Four Corners, TX, inspect substance abstinence in hazardous material sectors to uphold safety and regulatory practices for operational efficacy across related enterprises.

Building on safety enforcement, PHMSA in Four Corners, Texas mandates routine substance testing to secure high-risk material management and compliance under DOT regulations.

Scheduling in Four Corners, TX

For scheduling any DOT drug or alcohol test in Four Corners, TX, contact our team at (800) 221-4291 or utilize our simple online express registration by selecting your test and completing the necessary information.

Your provided zip code helps locate the nearest test center in Four Corners, Texas. You'll receive a registration form via email with center details, though you must register and pay before arriving, as appointments are mostly unnecessary.

Our testing labs boast SAMHSA certification. With our licensed physicians acting as Medical Review Officers, test verifications meet the highest standards.

Apart from testing in Four Corners, TX, we offer various centers in nearby cities and across the metro area, extending our reliable services effectively.

Traveling or home, Accredited Drug Testing ensures your needs are met nationwide, with our expansive network ready to provide quick, convenient scheduling.

Texas Dept. of Transportation Updates

Four Corners, TX DUI Statistics

Driving Under the Influence (DUI) remains a critical issue in Four Corners, TX, and throughout Fort Bend County. Texas (TX) has stringent laws to combat DUI incidents, but Four Corners continues to observe a significant number of cases. In recent years, the county has taken measures to mitigate DUI occurrences, implementing awareness programs targeting young drivers and reinforcing law enforcement efforts. Despite these measures, DUI still poses a threat to safety on TX roads. Community initiatives, such as sobriety checkpoints and public safety campaigns, highlight the local commitment to reducing alcohol-impaired driving and ensuring safer travel throughout the region.

Drug-Involved Accidents in Four Corners, TX

Four Corners, TX, located in Fort Bend County, is part of a broader statewide concern regarding drug-involved vehicular accidents. Texas (TX) authorities report alarming trends in accidents where drug impairment is a contributing factor. Such incidents encompass a range of substances, excluding alcohol, affecting driver reaction times and decision-making. Fort Bend County has increased collaboration with state programs to combat this issue, promoting drug education initiatives and stricter enforcement of driving laws. Awareness campaigns aim to inform residents about the dangers and legal consequences associated with drug-influenced driving, playing a crucial role in enhancing road safety within the local community.

Marijuana-Related Accidents in Four Corners, TX

The issue of marijuana-related traffic accidents in Four Corners, TX, is gaining attention as Texas (TX) navigates changes in marijuana laws and its societal impact. Although still illegal for recreational use in TX, the increasing trend of marijuana-related accidents in Fort Bend County suggests a parallel rise in use, particularly among younger demographics. Law enforcement and local authorities in Four Corners are responding by reinforcing educational campaigns that highlight the impaired driving risks associated with marijuana consumption. Data collection and analysis are ongoing to assess the full impact and to implement preemptive measures aimed at reducing such incidents, ensuring public safety on TX roads.

Four Corners Drug Testing

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

Four Corners DOT Drug Testing

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

Four Corners DNA Testing

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

Four Corners Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Four Corners, TX.v

Four Corners Hair Drug Testing

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

Four Corners Alcohol Testing

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

Four Corners Drug Testing Services

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

Four Corners 5 Panel Drug Test

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

Four Corners 10 Panel Drug Test

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

Four Corners On Site Drug Testing

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

Four Corners DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Four Corners, 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

Had very fast and good service

Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend

Jacob Matzke - 11/19/2024

Fast,easy and efficient

Fast,easy and efficient. They made the whole process stress free and simple. Thanks 😊

Micheal Ankenbrandt - 2/19/2025

A very nice company

A very nice company of expertise. The staff will go above to help you out of your situation in a timely matter 👏

Tam Jack - 2/19/2025


(800) 221-4291