DNA Testing Locations - Sadler, TX

Paternity, Child Custody, Court

With 34 testing centers in the Sadler 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 DNA-Testing Centers in Sadler

Minutes Away, Test Today

501 N Highland Ave Ste 300

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

2915 N Travis St Ste 2

13.39 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

13.43 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

14.09 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

14.16 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

1010 La Salle Dr, Suite 2 Eb

14.16 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

3601 N Calais St

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

3126 W Fm 120

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

1625 N Grand Ave

16.53 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

16.72 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

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

954 W Van Alstyne Parkway

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

300 Wanda St

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

901 S 5th Ave

28.18 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

28.68 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

1650 W Chapman Dr Suite 500

28.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1650 W Chapman Dr Suite 500
Sanger, TX 76266

134 S Mesquite St

29.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
134 S Mesquite St
Muenster, TX 76252

605 N Maple St

30.56 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
605 N Maple St
Muenster, TX 76252

204 N 10th St

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

398 N 49th Ave

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

1807 W University Blvd

34.43 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

34.43 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

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

1515 Heritage Dr, Ste 100

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

910 W University Dr

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

7145 N George Bush Hwy

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

809 N Central Expy

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

1706 Delivery Ln

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

4302 County Road 4640

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

130 S Central Expy

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

608 N Bell Ave Ste A

35.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
608 N Bell Ave Ste A
Denton, TX 76209

8756 Teel Pkwy Ste 350

35.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8756 Teel Pkwy Ste 350
Frisco, TX 75034

1501 N Elm St

36.03 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1501 N Elm St
Denton, TX 76201

4234 N Interstate 35

36.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4234 N Interstate 35
Denton, TX 76207

How It Works

Legal DNA test – when needing a DNA test for paternity, child custody or any court ordered purpose a legal DNA test must be performed at a testing center, the child/children and the alleged father will be scheduled to go to one of our many testing centers nationwide with appropriate documentation, identification, and the test will be performed by a qualified DNA test collector who will then send the specimen to a certified AABB laboratory. Results will be available in approximately 10 days after the laboratory receives the specimen.

Non-legal DNA test -this test is performed for informational purposes only, a DNA certified test kit will be sent to the purchaser via regular mail or overnight delivery. The kit will include clear instructions of how to perform the DNA test, the purchaser will utilize an oral fluid swab for the child/children and alleged father. upon completion the specimen will be placed in a prepaid delivery envelope and sent to our AABB certified laboratory. Results will be available in approximately 10 days after the specimens are received at the laboratory. Please remember the non-legal DNA test cannot be used in a court of law or for any legal purpose.

Sadler DNA Testing

DNA Testing Services Available at Our Sadler, TX Labs:

In Sadler, TX, Accredited Drug Testing provides an array of DNA testing services designed to meet your needs, from paternity testing to exploratory ancestry DNA tests. By using only certified specialists and AABB-accredited labs, we ensure that every genetic test is precise and reliable. Whether you seek legal DNA test results for a court case in Grayson County or wish to delve into your genetic heritage through DNA health testing, our services cater to diverse requests. Our convenient local centers streamline the process of testing, offering easy access to identity verification, relationship confirmation, and comprehensive genetic analysis. The incorporation of DNA sequencing and genetic markers elevates the quality and detail of our results, empowering you with powerful insights into genetic connections and health predispositions. At Accredited Drug Testing, our commitment is to support you in your journey toward clarity and understanding through the precise science of DNA testing.

Testing Types Available:

Legal DNA Testing

Our legal DNA testing services comply with all court standards, ensuring that results are admissible in family law cases. Whether for custody disputes or immigration cases, our tests offer accurate, court-recognized evidence of biological relationships.

Non-Legal DNA Testing

Our standard DNA testing caters to personal needs, including ancestry exploration and genetic health testing. It’s perfect for discovering ethnic backgrounds or personal genetic insights without the need for legal documentation.

How Our DNA Testing Works

Sample Collection: Visit our convenient Sadler, TX testing centers where trained professionals ensure secure and precise DNA sample collection, vital for accurate gene analysis.

Laboratory Analysis: Our samples undergo rigorous genetic testing, employing DNA sequencing to verify biological connections, typically completing in 3-5 days.

Receiving Results: You will receive your detailed genetic results promptly, allowing you to make informed decisions based on verified and reliable DNA profiling.

Accuracy and Reliability

At Accredited Drug Testing, accuracy is our cornerstone, with AABB accreditation ensuring our DNA testing meets the highest standards. Quality control measures and certified specialists guarantee that every result is precise and dependable.

We diligently maintain our DNA test accuracy through robust accreditation and certification processes across all our laboratories. This ensures reliable outcomes, providing you with confidence in our genetic testing services.

Common Reasons for DNA Testing in Sadler

Establishing parentage for custody/support.
Accurate parentage is critical in custody and child support cases, and our paternity testing provides legally recognized evidence of biological relationships. Judges can rely on this information to make decisions about parental obligations and financial support, ensuring fairness in the courtroom.

Confirming familial relationships.
Through sibling DNA tests and other familial analyses, we offer precise validation of familial connections. These trusted genetic results can help resolve inheritance issues and foster a deeper connection among family members, verifying bonds that can be both legally and emotionally significant.

Immigration cases requiring proof of biological relationships.
DNA testing for immigration cases offers undeniable proof required for visa and citizenship applications. Our court-admissible DNA tests align with immigration authorities' standards, facilitating family reunions by minimizing paperwork delays and ensuring prompt application processing.

Adoption cases or identifying unknown biological relatives.
Our comprehensive DNA analysis services aid adoptees in discovering unknown relatives, providing valuable genetic insights into their heritage that aid in identity formation and health history assessments, while promoting closure and emotional healing.

Genealogy and ancestry exploration.
Engage with your familial history through genealogical DNA testing, which uncovers ethnic backgrounds and distant relatives. Genetic genealogy can reveal migration patterns, enriching your cultural understanding and personal narratives around family origins.

Sadler Legal and Court-Admissible Testing

Our DNA testing services in Sadler, TX, fully adhere to Grayson County court standards for accuracy and legal admissibility. By employing meticulous chain-of-custody procedures, we ensure that each test conducted in certified labs meets stringent legal and quality guidelines.

Accurate establishment of biological ties is vital in Grayson County's family law proceedings. Our certified DNA tests are customized to meet local court standards, providing documentation that validates sample authenticity while safeguarding the integrity of your results in any legal context.

Complying with Grayson County regulations, our DNA testing solutions bring clarity to complex family law issues. Residents of Sadler, TX, look to our testing processes for resolving custody conflicts and inheritance discussions with well-documented, court-endorsed evidence.

Sadler Texas Community Resources

Grayson County District Court
Handles family law cases where court-admissible DNA tests can be critical.

Grayson County Attorney's Office
Provides legal assistance and guidance, potentially involving DNA testing for legal matters.

Grayson County Bar Association
Directory of local family law attorneys for custody or support issues involving DNA testing.

Grayson County Health Department
Resources and information on genetic health and testing services locally available.

USCIS - Dallas Field Office
Handles immigration cases requiring DNA test evidence.

Texas Law Help
Online resource for legal advice, including family law cases that might need DNA testing.

Sadler Drug Testing

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

Sadler DOT Drug Testing

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

Sadler DNA Testing

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

Sadler Industry Training

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

Sadler Hair Drug Testing

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

Sadler Alcohol Testing

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

Sadler Drug Testing Services

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

Sadler 5 Panel Drug Test

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

Sadler 10 Panel Drug Test

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

Sadler On Site Drug Testing

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

Sadler DOT Physicals

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

Yes. Accredited Drug Testing provides access to DNA collection locations nationwide. In most cases, individuals can be scheduled at a site close to their home, workplace, attorney’s office, or court jurisdiction for convenience.
Yes, if it is ordered as a legal paternity DNA test and collected under strict chain-of-custody procedures. During a legal test, each tested party’s identity is verified, the collector documents the handoff of the swabs, and the lab issues a report suitable for court, child support enforcement, and other official proceedings.
Accredited Drug Testing also offers non-legal DNA testing. This option still compares DNA profiles but does not require the same level of identity documentation or chain of custody. These results are for personal knowledge and are typically not intended for courtroom use.
Immigration-related DNA testing is used to confirm a claimed biological relationship, such as parent and child, when other documentation is incomplete or unavailable. Properly collected and documented DNA samples can be submitted as supporting evidence in visa or residency applications.
Most DNA tests use a painless cheek swab (buccal swab). A trained collector swabs the inside of the cheek to collect cells containing each person’s DNA. In legal and immigration cases, this process is witnessed, logged, and sealed to protect the integrity of the results.
Yes. Results are released only to the authorized requesting party, such as the tested adult, legal guardian, attorney, court/probation contact, or designated immigration representative. All results are handled under strict confidentiality and documented securely.
Yes. Accredited Drug Testing provides relationship DNA tests, including grandparent DNA tests, sibling tests, avuncular (aunt/uncle) tests, and other kinship analyses. These tests help establish or confirm a biological relationship when one or both biological parents cannot participate.
In many cases, DNA collection appointments can be arranged quickly to meet legal timelines, court dates, immigration requests, or custody hearings. The collection is performed at an approved location and then sent for laboratory processing.

Customer Reviews

Very professional and very quick

Very professional and very quick service to schedule appointments! I am pleased with the services and would definitely recommend using them for any drug testing needs!

Carrie Feerick - 4/19/2025

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

Very Fun and Easy

Trish last week and Tatiana this week, very fun and easy folks to deal with. Well be using them more and more in the future.

Tom O - 12/19/2024

Fast and easy

It was fast and easy a pleasure to talk to the customer service people great service

Peter Villegas - 1/19/2025

Smooth and Seamless

I use their service for new hire and DOT employee's. Spoke with Taisha Walker this morning, and she was very helpful. She made the process smooth and seamless.

Christina Galdos - 3/9/2025

Saved My CDL!

Time was running out before my Cdl got downgraded because of a violation I had on clearinghouse. I couldn't find an employer to send me for my return to duty test, but these guys had my test scheduled and done in the same day! They saved my cdl. Thank you again!

Michael Williams - 12/2/2024

Everything was great

Everything was great, the staff was very polite. Thank you.

Olga Petrova - 9/19/2024

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

Super helpful

Customer service was surprisingly super helpful and so nice. She was able to get me in at a local location right away the same day. She helped me figure out exactly what I needed. Very impressed.

Brook - 9/19/2024


(800) 221-4291