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DNA Testing in San Diego County, California

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TestMark DNA provides certified DNA testing throughout San Diego County, California. With 24 collection sites across 12 cities, 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 San Diego County

TestMark DNA operates 24 certified collection sites across 12 cities in San Diego County, California, covering the ZIP codes listed below. Every site is CLIA-certified to the same federal standard used by hospital and physician laboratories.

24
Collection Sites
12
Cities Served
16
ZIP Codes Covered

ZIP Codes Served in San Diego County

  • 91910
  • 91914
  • 91950
  • 92021
  • 92024
  • 92025
  • 92028
  • 92029
  • 92037
  • 92056
  • 92064
  • 92065
  • 92083
  • 92103
  • 92117
  • 92120

Largest Cities by Number of Sites

  • San Diego6 sites
  • Encinitas4 sites
  • Escondido3 sites
  • Poway2 sites
  • Chula Vista2 sites

7 additional cities are served. See the full list above.

Cities in San Diego County

All Locations in San Diego County

5555 Reservoir Dr Ste 101

San Diego, CA 92120

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2970 5th Ave Suite 140

San Diego, CA 92103

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317 N El Camino Real Suite 406

Encinitas, CA 92024

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2067 West Vista Way Suite 275

Vista, CA 92083

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587 E Elder St Suite 585

Fallbrook, CA 92028

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211 13th St

Ramona, CA 92065

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15611 Pomerado Rd Suite 505

Poway, CA 92064

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4033 3rd Ave Ste 100

San Diego, CA 92103

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629 E Grand Ave

Escondido, CA 92025

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4060 4th Ave Ste 105

San Diego, CA 92103

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3923 Waring Rd Suite C

Oceanside, CA 92056

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3260 3rd Ave

San Diego, CA 92103

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3737 Moraga Ave Ste A102

San Diego, CA 92117

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450 4th Ave Ste 405

Chula Vista, CA 91910

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891 Kuhn Dr Ste 106

Chula Vista, CA 91914

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1955 Citracado Pkwy Ste 103

Escondido, CA 92029

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351 Santa Fe Dr Ste 210

Encinitas, CA 92024

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345 Saxony Rd Ste 201b

Encinitas, CA 92024

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499 N El Camino Real Ste 101

Encinitas, CA 92024

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885 Euclid Ave

National City, CA 91950

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9850 Genesee Ave Ste 120

La Jolla, CA 92037

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225 E 2nd Ave Ste 201

Escondido, CA 92025

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15725 Pomerado Rd Suite 119

Poway, CA 92064

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215 N 2nd St

El Cajon, CA 92021

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Frequently Asked Questions

Where can I get a DNA test in San Diego County, California?

TestMark DNA operates 24 certified collection sites across 12 cities in San Diego County, with the largest concentration in San Diego. 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 San Diego County have DNA testing available?

TestMark DNA serves 12 cities in San Diego County, California. The full list of cities and their collection sites is shown above on this page. San Diego 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 San Diego County?

No appointment is required at most TestMark DNA collection sites in San Diego 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 San Diego County, California?

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 San Diego County, regardless of which physical pickup location you visit.

Are DNA test results from San Diego 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 California 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 San Diego County?

TestMark DNA collection sites in San Diego 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.
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