Alcohol Testing - Knollwood, TX

Urine | Hair | Blood | Breath | ETG | Saliva

With 34 testing centers in the Knollwood 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.

34 Alcohol Testing Centers in Knollwood

Minutes Away, Test Today

3601 N Calais St

1.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3601 N Calais St
Sherman, TX 75090

2915 N Travis St Ste 2

1.67 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2915 N Travis St Ste 2
Sherman, TX 75092

2500 N Travis St

1.97 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM • Sat: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
2500 N Travis St
Sherman, TX 75092

913 Cottonwood Dr

2.20 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
913 Cottonwood Dr
Sherman, TX 75090

2001 N Loy Lake Rd Ste M

2.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2001 N Loy Lake Rd Ste M
Sherman, TX 75090

501 N Highland Ave Ste 300

3.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
501 N Highland Ave Ste 300
Sherman, TX 75092

1010 La Salle Dr, Suite 2 Eb

3.74 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1010 La Salle Dr, Suite 2 Eb
Sherman, TX 75090

3126 W Fm 120

5.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3126 W Fm 120
Denison, TX 75020

954 W Van Alstyne Parkway

18.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
954 W Van Alstyne Parkway
Van Alstyne, TX 75495

398 N 49th Ave

24.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
398 N 49th Ave
Durant, OK 74701

204 N 10th St

24.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
204 N 10th St
Durant, OK 74701

4302 County Road 4640

24.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4302 County Road 4640
Trenton, TX 75490

2201 N State Highway 121

25.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2201 N State Highway 121
Bonham, TX 75418

1807 W University Blvd

25.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1807 W University Blvd
Durant, OK 74701

1800 W University Blvd

25.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1800 W University Blvd
Durant, OK 74701

1610 W University Blvd

25.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1610 W University Blvd
Durant, OK 74701

1706 Delivery Ln

25.89 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1706 Delivery Ln
Durant, OK 74701

109 E Main St

26.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
109 E Main St
Bokchito, OK 74726

504 Lipscomb St

27.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
504 Lipscomb St
Bonham, TX 75418

901 S 5th Ave

28.73 mi
🕑 Testing Hours: Mon–Sat: 8:00 AM-8:00 PM • Sun: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
901 S 5th Ave
Madill, OK 73446

207 E Taliaferro St

29.02 mi
🕑 Testing Hours: Mon–Sat: 8:00 AM-8:00 PM • Sun: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
207 E Taliaferro St
Madill, OK 73446

1625 N Grand Ave

29.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1625 N Grand Ave
Gainesville, TX 76240

426 N Grand Ave

29.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
426 N Grand Ave
Gainesville, TX 76240

800 Hwy 82

30.21 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
800 Hwy 82
Gainesville, TX 76240

910 W University Dr

32.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
910 W University Dr
Mckinney, TX 75069

1515 Heritage Dr, Ste 100

32.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1515 Heritage Dr, Ste 100
Mckinney, TX 75069

809 N Central Expy

33.53 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
809 N Central Expy
Mckinney, TX 75070

130 S Central Expy

33.89 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
130 S Central Expy
Mckinney, TX 75070

300 Wanda St

34.21 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
300 Wanda St
Marietta, OK 73448

7145 N George Bush Hwy

35.63 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7145 N George Bush Hwy
Garland, TX 75044

1920 W Eldorado Pkwy

35.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1920 W Eldorado Pkwy
Mc Kinney, TX 75069

2810 S Hardin Blvd

36.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2810 S Hardin Blvd
Mckinney, TX 75070

4510 Medical Center Dr, Ste 310

36.60 mi
🕑 Facility: Mon–Fri: 08:00 AM - 05:00 PM⚡ Drug Screens: Mon–Fri: 08:30 AM - 11:30 AM, 01:30 PM - 04:30 PM
4510 Medical Center Dr, Ste 310
Mckinney, TX 75069

4510 Medical Center Dr Ste 212

36.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4510 Medical Center Dr Ste 212
Mckinney, TX 75069

Urine Alcohol Testing

Urine alcohol testing in Knollwood, Texas is a reliable method to determine recent ethanol consumption. It detects alcohol in the body several hours after ingestion but does not measure current impairment. With high accuracy, urine tests are used in scenarios like workplace screenings, legal requirements, and treatment program monitoring.

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Key Benefits of Urine Alcohol Testing

  • Non-invasive
  • Cost-effective
  • High sensitivity
  • Easy administration
  • Widely accepted
  • Quick results

In Knollwood, Texas, urine alcohol testing plays a crucial role in maintaining public safety and workplace integrity. Trusted facilities employ advanced technologies to ensure accuracy, making it a trustworthy choice for various institutions and individuals.

Order Your Test Online

Hair Alcohol Testing

Hair alcohol testing in Knollwood, Texas is an advanced method for long-term alcohol consumption detection. Its ability to provide an extended detection window, up to three months, makes it ideal for monitoring programs and legal cases assessing habitual drinking, evaluating behavioral patterns over time effectively.

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Key Benefits of Hair Alcohol Testing

  • Long detection period
  • Non-invasive
  • Hard to adulterate
  • Pattern analysis
  • Trusted by courts
  • Comprehensive data

In Knollwood, Texas, hair alcohol testing offers a detailed trajectory of alcohol use, proving essential for those involved in ongoing monitoring or legal evaluations. Its thoroughness in detecting habitual intake sets it apart as a highly reliable testing form.

Order Your Test Online

Blood Alcohol Testing

Blood alcohol testing in Knollwood, Texas accurately measures blood alcohol concentration (BAC) at testing time. Considered the gold standard, it is used for legal and medical purposes due to its precision. This testing accurately reflects intoxication levels, making it vital for evidence and diagnostics.

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Key Benefits of Blood Alcohol Testing

  • Gold standard accuracy
  • Forensic reliability
  • Timely results
  • Evidence for legal cases
  • Precise intoxication level

Blood alcohol testing in Knollwood, Texas provides essential and precise measurements for a variety of circumstances. Its reliability is crucial in legal and medical settings, representing the epitome of accuracy in alcohol detection tests available today.

Order Your Test Online

Breath Alcohol Testing

Breath Alcohol Testing (BAT) is a method used to estimate blood alcohol content (BAC) by measuring the amount of alcohol in the breath. It's commonly employed by law enforcement during roadside checks for quick results. BAT is convenient and provides an immediate reading, making it popular for initial screenings.

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Key Benefits of Breath Alcohol Testing

  • Immediate results
  • Non-invasive
  • Portable devices
  • Widely accepted in legal contexts
  • Efficient for law enforcement
  • Easy-to-use equipment

In Knollwood, Texas, BAT serves as a practical tool for both law enforcement and personal use. Its portability and quick turnaround time make it ideal for those looking to ensure compliance and safety on the road or in the workplace.

Order Your Test Online

Saliva Alcohol Testing

Saliva alcohol testing in Knollwood, Texas is a convenient method for detecting recent alcohol intake. A saliva sample is collected from the mouth and analyzed for alcohol content, offering quick and accurate results. Ideal for workplace or legal scenarios, this test highlights alcohol consumption within a narrow window.

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Key Benefits of Saliva Alcohol Testing

  • Quick results
  • Easy to administer
  • Non-invasive
  • Cost-effective
  • Suitable for various settings
  • Accurate in narrow timeframes

In Knollwood, Texas, saliva alcohol testing stands out for its simplicity and speed. It’s an excellent choice for employers or legal authorities who need reliable results promptly, highlighting its practicality in time-sensitive situations.

Order Your Test Online

ETG/ETS Alcohol Testing

ETG/ETS alcohol testing is aimed at detecting long-term alcohol use. This test identifies EtG and EtS metabolites in urine, signaling recent alcohol exposure even days after consumption. It's precise and beneficial for continuous monitoring in recovery and compliance programs, providing detailed drinking histories.

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Key Benefits of ETG/ETS Alcohol Testing

  • Long detection period
  • High sensitivity
  • Non-invasive
  • Recovery monitoring
  • Compliance proof
  • Detailed history

In Knollwood, Texas, ETG/ETS testing remains vital for those requiring in-depth analysis of alcohol consumption. Its prolonged detection window offers a comprehensive overview, essential for effective management in rehabilitation and compliance settings.

Order Your Test Online

Knollwood, Texas Information

Knollwood, Texas is known for its small-town charm and tight-knit community atmosphere. It is located in Grayson County in the northern part of the state, providing a serene escape from the hustle and bustle of larger Texas cities. This cozy town offers a glimpse into classic Texan living, with local events and traditions reinforcing its community spirit.

The demographics of Knollwood reflect a predominantly family-oriented community, with a high percentage of residents owning homes. The town enjoys a relatively low crime rate, contributing to its reputation as a safe place to live and raise a family. This reputation makes Knollwood an attractive destination for those seeking a quieter life.

Knollwood's local economy is supported by a mix of small businesses. While it may not be a commercial powerhouse, the close-knit nature of its businesses fosters a unique sense of collaboration and camaraderie among entrepreneurs. Residents often participate in local events, highlighting their strong community ties.

Parks and outdoor spaces in Knollwood offer plenty for nature enthusiasts and those looking for recreational activities. These areas provide opportunities for hiking, picnics, and family gatherings, encouraging residents to lead healthy, active lifestyles. The natural beauty enhances the overall appeal of the town.

Educational facilities in Knollwood, though few, are integral to the community. Schools are valued not just for academics but also for their role in community building, often hosting extracurricular events that bring people together. This strengthens bonds within Knollwood, making it a great community for families.

Public transport and accessibility options in Knollwood are limited, reflecting its small size and rural setting. However, this seclusion is part of its charm for those who prefer a quieter ambiance over urban convenience. Those with personal transportation find it easy to navigate and explore surrounding areas.

Rich with history, Knollwood embodies a tangible sense of heritage, with landmarks and local stories passed down through generations. These historical elements contribute significantly to the town's identity, attracting visitors interested in Texan history and culture. The preservation of historical sites is important to the residents.

Alcohol Statistics for Knollwood, Texas

Alcohol Abuse Statistics in Knollwood, Texas:

  • Due to the small size and rural nature of Knollwood, specific local statistics on alcohol abuse may not be readily available, but it's part of Grayson County where larger regional data might be applicable.
  • In Grayson County, approximately 16% of adults report excessive drinking, which includes binge and heavy drinking behaviors.
  • Alcohol is a leading factor in various social and health issues across Texas, including those affecting smaller communities like Knollwood.

Knollwood Drug Testing

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

Knollwood DOT Drug Testing

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

Knollwood DNA Testing

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

Knollwood Industry Training

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

Knollwood Hair Drug Testing

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

Knollwood Alcohol Testing

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

Knollwood Drug Testing Services

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

Knollwood 5 Panel Drug Test

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

Knollwood 10 Panel Drug Test

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

Knollwood On Site Drug Testing

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

Knollwood DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Knollwood, 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

Accredited Drug Testing provides breath alcohol testing with evidential devices, saliva/oral fluid alcohol screening, post-accident and reasonable suspicion testing, and ongoing/random alcohol monitoring programs. Breath alcohol testing is commonly used for both DOT and non-DOT workplace compliance because it can document an exact alcohol concentration.
Alcohol testing is frequently required after a workplace accident, when there is reasonable suspicion of on-duty impairment, before an employee returns to duty after an alcohol policy violation, as part of random testing pools for regulated safety-sensitive positions, and for court, probation, or program compliance.
Breath alcohol testing can generate an immediate reading of alcohol concentration and, in the case of evidential breath testing, produce a documented result that can be used to support policy action or regulatory compliance. Saliva screening can also provide rapid indication of alcohol presence.
Yes. An individual can schedule an alcohol test directly for personal reasons, legal documentation, or family-related concerns. A doctor's order is not required to request testing.
Yes. Accredited Drug Testing supports urgent post-accident and reasonable suspicion alcohol testing because those situations often require immediate documentation of whether alcohol was a factor in a workplace incident or observed behavior.
Yes. Accredited Drug Testing provides evidential breath alcohol testing using certified devices and trained technicians in alignment with DOT requirements for safety-sensitive employees. This supports compliance needs such as post-accident, reasonable suspicion, random, return-to-duty, and follow-up testing.
Results are released only to the authorized party, which may include an employer's designated representative for workplace testing, a probation or court contact for compliance testing, or the individual who ordered the test. All results are handled confidentially.
Yes. Alcohol testing can be performed on-site at a workplace or job location. Mobile testing helps employers document impairment concerns immediately, reduce downtime, and meet regulatory response timelines after an incident.

Customer Reviews

Unbelievably fast and Easy

Unbelievably fast and Easy, I wont be using Any other provider from now on.

Ren Wisby - 4/19/2025

Kind and very helpful

Called around for hours and posted from company to person and got nowhere and had to fight to get a refund die to there miss information, well save time and sanity Acredited is the ONLY place the person was kind and very helpful, said what I needed and Faith the lady I dealt with made it simple and she did above and beyond everything I needed, as I'm going through a devorse this was a great help and made my day 100 stars from me.

Steven Harrison - 12/19/2024

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

phone support has been excellent

I have used ADT several times. Their phone support has been excellent, both when putting in the orders and when asking for help to interpret results.

Tee Ess - 12/19/2024

Super Helpful

Detricia was super helpful in making sure that the drug test is sent my worker for was the right one I needed for my company to be compliant with my customers drug test requirements.

Kevin Howell - 12/19/2024

Great experience

Great experience and great lab. Customer service agent was very helpful.

Jenna Bee - 2/19/2025

Hassle Free Experience

It was easy to make the arrangements to get to someone in regards to renewing my DOT medical certificate. They took care of everything over the phone which made my experience hassle free. I will definitely be using them again and you should too.

Jim Raymond - 10/18/2024

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

ADT was able to get me the best tests

Dealing with allegation’s of drug use that completely false is stressful, ADT was able to get me the best tests, going back the farthest in the same day with as little hassle as possible, I spoke with 1 person and wasn’t transferred once, and they took my payment, and got me my work order for a clinic as close as possible for the service I needed. 5*

Christopher Hansis - 12/19/2024

This is by far the easiest

This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.

Jason Jackson - 7/19/2025


(800) 221-4291