DNA Testing Locations - Castalia, IA

Paternity, Child Custody, Court

With 31 testing centers in the Castalia 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.

31 DNA-Testing Centers in Castalia

Minutes Away, Test Today

121 E Main St

4.78 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
121 E Main St
Ossian, IA 52161

124 W Greene St

5.75 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
124 W Greene St
Potsville, IA 52162

106 E Main St

10.61 mi
🕑 Facility: Mon–Fri: 07:30 AM - 03:30 PM⚡ Drug Screens: Mon–Fri: 08:30 AM - 02:30 PM
106 E Main St
Calmar, IA 52132

110 Jefferson St

12.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
110 Jefferson St
West Union, IA 52175

1830 State Highway 9

13.24 mi
🕑 Facility: Mon–Fri: 07:00 AM - 03:00 PM✓ Walk-in with Electronic Donor Pass
1830 State Highway 9
Decorah, IA 52101

901 Montgomery St

13.42 mi
🕑 Facility: Mon–Fri: 08:00 AM - 04:00 PM (Lunch: 12:30 PM - 01:30 PM)⚡ Drug Screens: Mon–Fri: 08:00 AM - 12:00 PM, 01:30 PM - 03:00 PM
901 Montgomery St
Decorah, IA 52101

40 1st St Se

14.80 mi
🕑 Testing Hours: M-Sun: 24 hrs✓ Walk-in with Electronic Donor Pass
40 1st St Se
Waukon, IA 52172

308 College Dr Ste 4

14.84 mi
🕑 Facility: Mon–Fri: 08:00 AM - 04:00 PM (Lunch: 12:00 PM - 01:00 PM)⚡ Drug Screens: Mon–Fri: 09:00 AM - 12:00 PM, 01:00 PM - 03:00 PM
308 College Dr Ste 4
Decorah, IA 52101

901 Davidson St Nw

21.99 mi
🕑 Facility: Mon–Fri: 07:30 AM - 04:30 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 04:00 PM
901 Davidson St Nw
Elkader, IA 52043

2005 Union Ave

23.88 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
2005 Union Ave
Lawler, IA 52154

100 N Marquette Rd Ste 106

27.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
100 N Marquette Rd Ste 106
Prairie Du Chien, WI 53821

610 E Taylor St

27.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
610 E Taylor St
Prairie Du Chien, WI 53821

800 E Blackhawk Ave

27.64 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
800 E Blackhawk Ave
Prairie Du Chien, WI 53821

37822 Us Highway 18

28.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
37822 Us Highway 18
Prairie Du Chien, WI 53821

235 8th Ave W

28.89 mi
🕑 Testing Hours: M 8:30 AM-4:30 PM • T-F 9:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
235 8th Ave W
Cresco, IA 52136

115 Schult Ridge Rd Po Box 335

29.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
115 Schult Ridge Rd Po Box 335
Fredericksburg, IA 50630

703 1st St

31.05 mi
🕑 Facility: Mon–Fri: 08:00 AM - 04:30 PM (Lunch: 12:00 PM - 01:00 PM)⚡ Drug Screens: Mon–Fri: 08:30 AM - 11:30 AM, 01:00 PM - 04:00 PM
703 1st St
Clayton, IA 52049

201 8th Ave Se

32.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
201 8th Ave Se
Oelwein, IA 50662

308 N Maple Ave

32.66 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
308 N Maple Ave
New Hampton, IA 50659

200 Main St

36.91 mi
🕑 Facility: Mon–Fri: 07:00 AM - 04:00 PM⚡ Drug Screens: Mon–Fri: 07:00 AM - 04:00 PM
200 Main St
Guttenberg, IA 52052

701 N Sprague St

37.50 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
701 N Sprague St
Caledonia, MN 55921

405 Kansas St Nw

44.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
405 Kansas St Nw
Preston, MN 55965

709 W Main St

44.73 mi
🕑 Facility: Mon–Fri: 06:30 AM - 02:30 PM⚡ Drug Screens: Mon–Fri: 06:30 AM - 02:30 PM
709 W Main St
Manchester, IA 52057

109 Woodbridge St Po Box 69

44.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
109 Woodbridge St Po Box 69
Nashua, IA 50658

511 E Maple St

45.25 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
511 E Maple St
Houston, MN 55943

1600 1st St E

45.61 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1600 1st St E
Independence, IA 50644

312 9th St Sw

48.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
312 9th St Sw
Waverly, IA 50677

205 Park St

49.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
205 Park St
Boscobel, WI 53805

507 S Main St Ste Rt

49.89 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
507 S Main St Ste Rt
Viroqua, WI 54665

407 S Main St

49.93 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-5:00 PM • Sat: 9:00 AM-11:00 AM✓ Walk-in with Electronic Donor Pass
407 S Main St
Viroqua, WI 54665

407 S Main St Ste 400

49.93 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM • Sat: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
407 S Main St Ste 400
Viroqua, WI 54665

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.

Castalia DNA Testing

DNA Testing Services Available at Our Castalia, IA Labs:

Discover how Accredited Drug Testing's DNA testing services can support you in Castalia, IA. Whether angled toward parentage verification, genealogical insights, or immigration inquiries, our certified lab tests are accessible, confidential, and prompt, providing clarity to your genetic queries.

Testing Types Available:

Legal DNA Testing

Our Legal DNA tests deliver irrefutable biological evidence in court-admissible formats, executed by certified professionals, perfect for custody and immigration cases.

Non-Legal DNA Testing

Standard DNA tests offer individuals an understanding of ancestry, health predispositions, and familial connections, without legal constraints for personal insights.

How Our DNA Testing Works

Visit our Castalia, IA collection center to provide a DNA sample with the aid of our professionals, ensuring a seamless and private experience.

Your sample enters our lab for DNA extraction, genetic marker analysis, and detailed profiling for accurate genetic insights.

Receive your DNA insights within 3 to 5 days, granting you the comprehensive results necessary to guide significant personal or legal decisions.

Accuracy and Reliability

Rely on the meticulous accuracy of our DNA testing, underpinned by AABB accreditation and stringent quality controls to ensure trust in every genetic result.

Our certifications vouch for the integrity and precision of each procedure, adhering to industry standards for consistent, quality results.

Common Reasons for DNA Testing in Castalia

Establishing parentage for custody/support.
Through meticulous DNA testing, parentage is irrefutably established for custody and support cases. The scientifically reliable evidence aids the court in making informed decisions regarding parental roles and financial commitments.

Confirming familial relationships.
DNA analysis conclusively verifies familial ties, resolving sibling and broader family inquiries. The precision of these results can ease inheritance conflicts and unified family connections grounded in biological evidence.

Immigration cases requiring proof of biological relationships.
For immigration needs, DNA testing offers indisputable bio-verification, accelerating visa processes. Such legal genetic documents are court-compatible, improving processing times for citizenship and residency applications.

Adoption cases or identifying unknown biological relatives.
DNA evaluations support adoption-related quests by uncovering hidden biological connections, granting adoptees crucial insights into roots while aiding emotional and health-lineage insights.

Genealogy and ancestry exploration.
Ancestry DNA analysis unveils personal ethnic roots and long-lost relations, offering a deeper understanding of one's lineage. Discover pivotal genetic data illuminating migration trends, enhancing cultural identity connections.

Castalia Legal and Court-Admissible Testing

Our DNA services meet court standards in Winneshiek County, ensuring compliance and reliability in family cases. With systematic chain-of-custody practices, the tests performed in certified labs assure results acceptance by Castalia, IA courts.

Accuracy in determining biological relationships is vital in Castalia's family law matters. Our certified DNA testing follows Winneshiek County court protocols to ensure authenticity and preserve the legal strength of your results.

Aligning with local legal standards, our DNA tests help solve intricate family law issues in Castalia, IA. Families trust our orderly processes and sound documentation for settling disputes involving custody, inheritance, and paternity.

Castalia Iowa Community Resources

Winneshiek County Courthouse
Handles family law and can verify court-admissible DNA test results.

Castalia Law Offices
Local legal advice and representation in family and immigration cases.

Castalia Health Department
Offers information on health impacts tied to genetic testing.

Immigration Support Office
Provides guidance for DNA requirement in immigrant family reunifications.

Winneshiek County Attorney
Advises on legal processes involving DNA testing in custody issues.

Local Genealogists
Expertise in constructing family trees and interpreting genealogical DNA test results.

Castalia Drug Testing

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

Castalia DOT Drug Testing

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

Castalia DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Castalia, IA.

Castalia Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Castalia, IA.v

Castalia Hair Drug Testing

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

Castalia Alcohol Testing

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

Castalia Drug Testing Services

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

Castalia 5 Panel Drug Test

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

Castalia 10 Panel Drug Test

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

Castalia On Site Drug Testing

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

Castalia DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Castalia, IA 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

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025

ADT is truly the best

Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!

Sarah Patterson - 4/8/2025

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


(800) 221-4291