DNA Testing Locations - Ladera Ranch, CA

Paternity, Child Custody, Court

With 40 testing centers in the Ladera Ranch 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.

40 DNA-Testing Centers in Ladera Ranch

Minutes Away, Test Today

27800 Medical Center Rd Ste118

2.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
27800 Medical Center Rd Ste118
Mission Viejo, CA 92691

25431 Cabot Rd Ste 118

3.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
25431 Cabot Rd Ste 118
Laguna Hills, CA 92653

25500 Rancho Niguel Rd Ste 100

3.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
25500 Rancho Niguel Rd Ste 100
Laguna Niguel, CA 92677

23962 Alicia Pkwy

4.20 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
23962 Alicia Pkwy
Mission Viejo, CA 92691

32241 Camino Capistrano Ste A105

4.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
32241 Camino Capistrano Ste A105
San Juan Capistrano, CA 92675

24451 Health Center Dr

5.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24451 Health Center Dr
Laguna Hills, CA 92653

23961 Calle De La Magdalena Ste 230

5.36 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
23961 Calle De La Magdalena Ste 230
Laguna Hills, CA 92653

23521 Paseo De Valencia #302c,

5.52 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-3:30 PM✓ Walk-in with Electronic Donor Pass
23521 Paseo De Valencia #302c,
Laguna Hills, CA 92653

22741 Lambert St

6.54 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
22741 Lambert St
Lake Forest, CA 92630

24962 Calle Aragon

6.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24962 Calle Aragon
Laguna Woods, CA 92637

15751 Rockfield Blvd

6.85 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
15751 Rockfield Blvd
Irvine, CA 92618

647 Camino De Los Mares Ste 108 Ste 158

7.15 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
647 Camino De Los Mares Ste 108 Ste 158
San Clemente, CA 92673

654 Camino De Los Mares

7.15 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
654 Camino De Los Mares
San Clemente, CA 92673

6670 Alton Pkwy 1st Fl

7.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6670 Alton Pkwy 1st Fl
Irvine, CA 92618

24581 Del Prado Ste G

8.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
24581 Del Prado Ste G
Dana Point, CA 92629

15775 Laguna Canyon Rd Ste 100

10.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
15775 Laguna Canyon Rd Ste 100
Irvine, CA 92618

910 S El Camino Real

10.28 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
910 S El Camino Real
San Clemente, CA 92672

16200 Sand Canyon Ave

10.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
16200 Sand Canyon Ave
Irvine, CA 92618

4950 Barranca Pkwy Ste 101,

11.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4950 Barranca Pkwy Ste 101,
Irvine, CA 92604

3002 Dow Ave Ste 204

13.94 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3002 Dow Ave Ste 204
Tustin, CA 92780

400 Newport Center Dr Ste 202

14.28 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
400 Newport Center Dr Ste 202
Newport Beach, CA 92660

2492 Walnut Ave Ste 110

14.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2492 Walnut Ave Ste 110
Tustin, CA 92780

2362 Morse Ave

14.76 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
2362 Morse Ave
Irvine, CA 92614

17232 Red Hill Ave

15.47 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17232 Red Hill Ave
Irvine, CA 92614

1534 E Warner Ave

16.10 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
1534 E Warner Ave
Santa Ana, CA 92705

1241 E Dyer Rd Ste 145

16.12 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1241 E Dyer Rd Ste 145
Santa Ana, CA 92705

1619 E Edinger Ave

16.37 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-12:00 AM • Sat: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1619 E Edinger Ave
Santa Ana, CA 92705

1000 Bristol St N Ste 1b

16.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1000 Bristol St N Ste 1b
Newport Beach, CA 92660

1530 E Edinger Ave Ste 1

16.65 mi
🕑 Testing Hours: M-Sun: 24 hrs✓ Walk-in with Electronic Donor Pass
1530 E Edinger Ave Ste 1
Santa Ana, CA 92705

100 N Tustin Ave

16.93 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:00 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 11:00 AM
100 N Tustin Ave
Tustin, CA 92780

800 N Tustin Ave Ste A

17.20 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
800 N Tustin Ave Ste A
Santa Ana, CA 92705

301 Victoria St

17.20 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
301 Victoria St
Costa Mesa, CA 92627

801 N Tustin Ave Ste 102,

17.21 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
801 N Tustin Ave Ste 102,
Santa Ana, CA 92705

17542 17th St Ste 330

17.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17542 17th St Ste 330
Tustin, CA 92780

320 Superior Ave. Ste 150

17.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
320 Superior Ave. Ste 150
Newport Beach, CA 92663

1419 Superior Ave Ste 1

17.91 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1419 Superior Ave Ste 1
Newport Beach, CA 92663

867 S Tustin St

18.50 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
867 S Tustin St
Orange, CA 92866

3100 W Warner Ave

19.00 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
3100 W Warner Ave
Santa Ana, CA 92704

3401 S Harbor Blvd

19.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3401 S Harbor Blvd
Santa Ana, CA 92704

946 W Town And Country Rd

19.64 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
946 W Town And Country Rd
Orange, CA 92868

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.

Ladera Ranch DNA Testing

DNA Testing Services Available at Our Ladera Ranch, CA Labs:

In Ladera Ranch, CA, Accredited Drug Testing provides DNA testing services tailored to uncover answers to your genetic queries. Understanding your lineage or resolving familial relationships are essential, whether for legal, personal, or health-related reasons. Our certified services, leveraging AABB-accredited labs, bring precision and trust to every DNA test conducted. From legal paternity tests to exploratory ancestry DNA analysis, each process is designed to be straightforward and confidential, getting you the resolution you need efficiently. Whether uncovering genetic markers or navigating court-admissible tests, our comprehensive DNA testing services in Orange County promise accuracy and peace of mind.

Testing Types Available:

Legal DNA Testing

Our Legal DNA Testing services provide clear results recognized by courts, crucial for custody disputes, inheritance claims, and immigration cases, ensuring both accuracy and adherence to legal protocols.

Non-Legal DNA Testing

Our Non-Legal DNA Testing services offer insights into familial relationships, ancestry, and health without the need for legal documentation, providing personal clarity at an affordable cost.

How Our DNA Testing Works

To start, visit one of our Ladera Ranch, CA, collection centers for DNA sampling. Our specialists ensure precision and confidentiality in collecting your biological sample.

Samples are sent to AABB-accredited labs for detailed DNA sequencing and analysis, focusing on genetic markers to ensure high accuracy in results.

Receive your comprehensive results in 3-5 days, transparent and easy to understand, directed to your specified contact securely, offering clarity and answers.

Accuracy and Reliability

Accredited Drug Testing prioritizes accuracy by using AABB-certified labs and adhering to strict industry standards. Our processes guarantee consistent and reliable results recognized across legal platforms.

Quality control measures and certifications uphold the integrity of our DNA results, ensuring every test is rigorously verified to deliver clear and dependable genetic insights for all clients.

Common Reasons for DNA Testing in Ladera Ranch

Establishing parentage for custody/support.
When it comes to establishing parentage in custody or child support disputes, DNA testing provides definitive, court-admissible evidence of biological links. Such reliable proof is invaluable for ensuring responsible parenting duties and regular financial assistance.

Confirming familial relationships.
DNA testing plays an essential role in verifying familial connections with irrefutable precision. Whether it's clarifying sibling relations or sorting out inheritance debates, trusted results solidify family bonds and offer clarity in family lineage and history.

Immigration cases requiring proof of biological relationships.
For immigration cases, DNA tests confirm essential biological relationships needed for visa or citizenship applications. Our legal DNA tests deliver unequivocal results that immigration authorities accept, helping reduce paperwork and accelerate the family reunification process.

Adoption cases or identifying unknown biological relatives.
In adoption searches, DNA testing can reveal unknown biological relatives, providing adoptees with insights into their genetic past. This not only brings about emotional healing and resolving identity questions but also delivers critical health and ancestry information.

Genealogy and ancestry exploration.
Our genealogical DNA testing reveals your ancestral roots, ethnic composition, and possible connections with distant relatives, offering a deeper appreciation of your historical journey. These insights contribute to a richer understanding and exploration of your cultural heritage.

Ladera Ranch Legal and Court-Admissible Testing

Our DNA testing procedures align perfectly with the legal standards of Orange County, ensuring precision and admissibility in local family court matters. By applying a consistent chain-of-custody protocol, we promise dependable results recognized in Ladera Ranch, CA, and conducted in fully accredited labs.

In resolving custody disputes and family law matters in Ladera Ranch, CA, correct identification of biological connections is critical. Our certified DNA testing services strictly follow the legal criteria set by Orange County courts, providing extensive documentation to ensure the dependable authenticity of each DNA sample.

By adhering closely to Orange County's legal requirements, our DNA testing services bring clarity and confidence to complex family law cases. Residents in Ladera Ranch, CA, trust our precise testing and robust documentation to fairly resolve various issues related to custody, inheritance, and paternity.

Ladera Ranch California Community Resources

Orange County Bar Association
Provides legal resources and family law attorney referrals in Orange County.

Orange County Superior Court
Handles family cases requiring DNA test evidence compliance.

USCIS Santa Ana Field Office
Local office for immigration proceedings requiring DNA-based familial proof.

Orange County Health Care Agency
Offers community health resources and provides guidance on genetic testing.

CAPOC Family Law & Child Advocacy
Specializes in family law cases, including those needing DNA test verification.

Night and Day Wellness & Diagnostics
Local clinic offering health consultations that align with genetic testing data.

Ladera Ranch Drug Testing

Quickly find trusted local drug testing centers in Ladera Ranch, CA — fast, convenient, and reliable every time!

Ladera Ranch DOT Drug Testing

Quickly find a local DOT drug testing center in Ladera Ranch, CA — fast, reliable, convenient nationwide service!

Ladera Ranch DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Ladera Ranch, CA.

Ladera Ranch Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Ladera Ranch, CA.v

Ladera Ranch Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Ladera Ranch, CA locations—results you can trust, every time!

Ladera Ranch Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Ladera Ranch, CA.

Ladera Ranch Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Ladera Ranch, CA.

Ladera Ranch 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Ladera Ranch, CA employers and individuals nationwide.

Ladera Ranch 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Ladera Ranch, CA workplace and personal testing needs.

Ladera Ranch On Site Drug Testing

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

Ladera Ranch DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Ladera Ranch, CA 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

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

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024

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

Thank You!!

I needed a quick drug test for visitation with my children. I called at 6am they answered and set me up with a place a couple miles from my house to go get the test done, that was on Wednesday, I had the results on Friday afternoon and was able to see my kids on Saturday. Thank you for the help!

Mark Broadhead - 2/12/2025

Fast,easy and efficient

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

Micheal Ankenbrandt - 2/19/2025

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

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

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

Quick, knowledgeable and courteous

Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.

Greensboro Joseph - 11/19/2024

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


(800) 221-4291