DNA Testing Locations - Knollwood, TX

Paternity, Child Custody, Court

Offering DNA testing for legal and non-legal purposes

34 DNA-Testing Centers in Knollwood

Minutes Away, Test Today

3601 N Calais St1.31 miles

3601 N Calais St
Sherman, TX 75090

2915 N Travis St Ste 21.67 miles

2915 N Travis St Ste 2
Sherman, TX 75092

2500 N Travis St1.97 miles

2500 N Travis St
Sherman, TX 75092

913 Cottonwood Dr2.20 miles

913 Cottonwood Dr
Sherman, TX 75090

2001 N Loy Lake Rd Ste M2.27 miles

2001 N Loy Lake Rd Ste M
Sherman, TX 75090

501 N Highland Ave Ste 3003.70 miles

501 N Highland Ave Ste 300
Sherman, TX 75092

1010 La Salle Dr, Suite 2 Eb3.74 miles

1010 La Salle Dr, Suite 2 Eb
Sherman, TX 75090

3126 W Fm 1205.46 miles

3126 W Fm 120
Denison, TX 75020

954 W Van Alstyne Parkway18.60 miles

954 W Van Alstyne Parkway
Van Alstyne, TX 75495

398 N 49th Ave24.24 miles

398 N 49th Ave
Durant, OK 74701

204 N 10th St24.71 miles

204 N 10th St
Durant, OK 74701

4302 County Road 464024.90 miles

4302 County Road 4640
Trenton, TX 75490

2201 N State Highway 12125.07 miles

2201 N State Highway 121
Bonham, TX 75418

1807 W University Blvd25.31 miles

1807 W University Blvd
Durant, OK 74701

1800 W University Blvd25.32 miles

1800 W University Blvd
Durant, OK 74701

1610 W University Blvd25.41 miles

1610 W University Blvd
Durant, OK 74701

1706 Delivery Ln25.89 miles

1706 Delivery Ln
Durant, OK 74701

109 E Main St26.95 miles

109 E Main St
Bokchito, OK 74726

504 Lipscomb St27.09 miles

504 Lipscomb St
Bonham, TX 75418

901 S 5th Ave28.73 miles

901 S 5th Ave
Madill, OK 73446

207 E Taliaferro St29.02 miles

207 E Taliaferro St
Madill, OK 73446

1625 N Grand Ave29.78 miles

1625 N Grand Ave
Gainesville, TX 76240

426 N Grand Ave29.91 miles

426 N Grand Ave
Gainesville, TX 76240

800 Hwy 8230.21 miles

800 Hwy 82
Gainesville, TX 76240

910 W University Dr32.72 miles

910 W University Dr
Mckinney, TX 75069

1515 Heritage Dr, Ste 10032.93 miles

1515 Heritage Dr, Ste 100
Mckinney, TX 75069

809 N Central Expy33.53 miles

809 N Central Expy
Mckinney, TX 75070

130 S Central Expy33.89 miles

130 S Central Expy
Mckinney, TX 75070

300 Wanda St34.21 miles

300 Wanda St
Marietta, OK 73448

7145 N George Bush Hwy35.63 miles

7145 N George Bush Hwy
Garland, TX 75044

1920 W Eldorado Pkwy35.79 miles

1920 W Eldorado Pkwy
Mc Kinney, TX 75069

2810 S Hardin Blvd36.03 miles

2810 S Hardin Blvd
Mckinney, TX 75070

4510 Medical Center Dr, Ste 31036.60 miles

4510 Medical Center Dr, Ste 310
Mckinney, TX 75069

4510 Medical Center Dr Ste 21236.60 miles

4510 Medical Center Dr Ste 212
Mckinney, TX 75069

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.

Knollwood DNA Testing

DNA Testing Services Available at Our Knollwood, TX Labs:

Accredited Drug Testing in Knollwood, TX, offers advanced DNA testing services to solve a range of needs, from verifying biological relationships for legal decisions to exploring ancestry. Our expert team employs the latest genetic technology and AABB-accredited laboratories to provide precise results, swiftly and confidentially. With an emphasis on accuracy, we ensure our DNA tests meet legal standards in Grayson County, assisting in family law cases seamlessly. Our comprehensive services include various testing options to accommodate your specific requirements. Our commitment to confidentiality, convenience, and accuracy ensures you gain the insights needed for your personal or legal matters effectively.

Testing Types Available:

Legal DNA Testing

Our Legal DNA Testing verifies biological relationships, ensuring results are court-admissible. Each test follows strict legal protocols so you can trust the outcomes are reliable for any legal proceedings in Grayson County, TX.

Non-Legal DNA Testing

Standard DNA Testing services assist in personal inquiries about ancestry, health, or relationships. Though non-legal, these tests still employ rigorous methods to deliver accurate insights for personal or informational purposes.

AABB Certified Labs

How Our DNA Testing Works

Start your DNA testing journey at one of our Knollwood, TX collection centers by scheduling an appointment. Our certified specialists will guide you through a simple sample collection process using a non-invasive method.

The collected sample is then sent to our accredited labs for comprehensive analysis. Using state-of-the-art DNA sequencing, our labs ensure detailed and precise genetic profiling.

Results are typically delivered within 3-5 days, offering clear insights on your specified testing needs. Our transparent result dissemination ensures clarity and informed decision-making.

Accuracy and Reliability

Our DNA testing is renowned for its accuracy, thanks to our collaboration with certified AABB Laboratories. Rigorous quality control measures assure trustworthy results every time, backed by comprehensive accreditation.

With expert personnel ensuring sample integrity, our testing services boast unparalleled DNA test accuracy for every procedure, guaranteeing dependable outcomes that meet national and local standards.

AABB Certified Labs

Common Reasons for DNA Testing in Knollwood

Establishing parentage for custody/support.
Through precise DNA analysis, essential proof of parentage is supplied for legal cases involving custody or support. This evidence aids legal systems in assigning parental duties and ensuring fair financial support arrangements.

Confirming familial relationships.
DNA testing definitively clarifies relationships among family members, including siblings and grandparents. This accurate genetic information provides peace of mind, helps resolve disputes, and enhances family bonds through verified biological links.

Immigration cases requiring proof of biological relationships.
Reliable DNA verification is key in immigration procedures necessitating biological proof for visas or citizenship. Legal genetic tests deliver conclusive evidence recognized by authorities, streamlining family reunification and minimizing administrative hurdles.

Adoption cases or identifying unknown biological relatives.
In adoption contexts, DNA testing reveals biological relatives, offering adoptees insights into their genetics and origins. This process fosters emotional reconciliation, identity understanding, and access to vital family health history.

Genealogy and ancestry exploration.
Exploring genealogy through DNA tests unveils ancestral roots and distant relations, enriching one's understanding of cultural heritage. Insights from genetic markers into historical migration patterns fortify personal identity and family legacy exploration.

Knollwood Legal and Court-Admissible Testing

Our DNA tests meet stringent court standards in Grayson County, ensuring their validity and usability in legal family matters. By observing rigorous chain-of-custody protocols, our results are consistently reliable for court proceedings in Knollwood, TX.

In Knollwood's family and custody courts, precise verification of biological connections is imperative. Our properly certified DNA testing complies with Grayson County’s directives, thoroughly documenting each step to preserve the legal credibility of your DNA result.

By closely aligning with Grayson County's court standards, our DNA testing services provide assuredness and transparency in family legal matters. Families in Knollwood depend on our meticulous processes and documentation to resolve custody, inheritance, and paternity issues efficiently.

Knollwood Texas Community Resources

Grayson County Bar Association
Connect with family law attorneys experienced in handling DNA test results in legal cases.

USCIS Dallas Field Office
Essential for immigration cases requiring DNA evidence for relational proof.

Grayson County Court
Access local courts for filing legal documents or understanding DNA test admissibility.

Legal Aid of North Texas
Provides legal assistance in family law matters, including those requiring DNA test evidence.

Texas Health and Human Services
State health resources addressing genetic testing and family health inquiries.

Texas Judicial Branch
Information on legal processes and court procedures regarding DNA testing in Texas.

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

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

Sweet and helpful

Trish was amazing and got me through the sytem very fast and swift. I had a hard time hearing her a couple of times, but she was super sweet and helpful throughout the process. Highly recommend her!

Sophia Schutze - 6/19/2024

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

Great service

Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!

Jesse Dupre - 4/12/2025


(800) 221-4291