DNA Testing in District of Columbia County, District of Columbia
TestMark DNA provides certified DNA testing throughout District of Columbia County, District of Columbia. With 7 collection sites across 1 city, there is a convenient location near you. All sites are CLIA-certified and staffed by trained professionals. Call (866) 702-7644 for a free consultation.
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DNA Testing Coverage in District of Columbia County
TestMark DNA operates 7 certified collection sites across 1 city in District of Columbia County, District of Columbia, covering the ZIP codes listed below. Every site is CLIA-certified to the same federal standard used by hospital and physician laboratories.
7
Collection Sites
1
City Served
6
ZIP Codes Covered
ZIP Codes Served in District of Columbia County
- 20006
- 20007
- 20010
- 20017
- 20036
- 20037
Largest Cities by Number of Sites
- Washington7 sites
Cities in District of Columbia County
All Locations in District of Columbia County
2021 K St Nw Ste 725
Washington, DC 20006
View Hours & Details →2150 Pennsylvania Ave Nw
Washington, DC 20037
View Hours & Details →106 Irving St Nw Ste 1506
Washington, DC 20010
View Hours & Details →2233 Wisconsin Ave Nw Ste 425
Washington, DC 20007
View Hours & Details →1145 19th St Nw Ste 601
Washington, DC 20036
View Hours & Details →1133 21st St Nw
Washington, DC 20036
View Hours & Details →1160 Varnum Sreet Ne Ste 106
Washington, DC 20017
View Hours & Details →Frequently Asked Questions
Where can I get a DNA test in District of Columbia County, District of Columbia?
TestMark DNA operates 7 certified collection sites across 1 city in District of Columbia County, with the largest concentration in Washington. No appointment is required and results are typically returned in 3 to 5 business days. Call (866) 702-7644 to confirm the closest site to you.
Which cities in District of Columbia County have DNA testing available?
TestMark DNA serves 1 city in District of Columbia County, District of Columbia. The full list of cities and their collection sites is shown above on this page. Washington has the most collection sites and is typically the closest option for visitors traveling within the county.
Do I need an appointment for DNA testing in District of Columbia County?
No appointment is required at most TestMark DNA collection sites in District of Columbia County. Walk-ins are welcome during regular business hours. Calling (866) 702-7644 before you arrive lets us confirm current wait times and which test is right for your situation.
How long do DNA test results take in District of Columbia County, District of Columbia?
Results for a standard DNA paternity test are typically returned within 3 to 5 business days from when all samples are received at the accredited laboratory. Turnaround applies to every collection site in District of Columbia County, regardless of which physical pickup location you visit.
Are DNA test results from District of Columbia County admissible in court?
Results from a legal DNA test performed at an accredited TestMark DNA site with a completed chain-of-custody form are typically accepted in court, including in District of Columbia courts. Personal (non-legal) tests are for private knowledge only and are not intended for legal use. Call (866) 702-7644 to confirm which test fits your situation.
What types of DNA tests are available in District of Columbia County?
TestMark DNA collection sites in District of Columbia County support paternity, maternity, sibling, grandparent, avuncular, and immigration DNA testing, plus home DNA kit options. All tests are processed at accredited laboratories, the same facilities used by hospitals and physicians.