#1Laboratory Corporation Of America Holdings
Based in Southington, CT
Clinical & Reference Laboratories in Southington, CT
The top-ranked clinical laboratories serving Southington, CT are Laboratory Corporation Of America Holdings, Quest Diagnostics LLC and Starling Physicians PLLC. We list 73 clinical laboratories serving Southington, CT. 30 of the providers shown match an active record from Centers for Medicare & Medicaid Services, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Clinical & Reference Laboratories serving Southington, CT (Capitol Planning Region). 73 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked clinical laboratories for Southington
#2Quest Diagnostics LLC
Serves this area from Southington, CT (1 mi)#3Starling Physicians PLLC
Serves this area from New Britain, CT (6 mi)#4Quest Diagnostics
Serves this area from New Britain, CT (7 mi)#5Quest Diagnostics
Serves this area from New Britain, CT (7 mi)#6Dermatopathology Laboratory Of New England PC
Serves this area from Meriden, CT (8 mi)#7Quest Diagnostics LLC
Serves this area from Cheshire, CT (8 mi)#8Cars-farmington
Serves this area from Farmington, CT (8 mi)#9Sunrise Medical Laboratories
Serves this area from Waterbury, CT (8 mi)#10Quest Diagnostics LLC
Serves this area from Prospect, CT (8 mi)
20 more providers serving this area
- US Labs Connecticut, Middletown, CT (8 mi)
- Connecticut Imaging Partners, Farmington, CT (9 mi)
- Jackson Laboratory For Genomic Medicine, The, Farmington, CT (9 mi)
- Quest Diagnostics LLC, Farmington, CT (9 mi)
- Quest Diagnostics, Wallingford, CT (9 mi)
- Quest Diagnostics, LLC, Wallingford, CT (10 mi)
- Quest Diagnostics LLC, Newington, CT (10 mi)
- Hartford Hospital Ancillary Laboratory, Newington, CT (11 mi)
- Molecular Diagnostic Laboratory LLC, Wallingford, CT (11 mi)
- Laboratory Corporation Of America Holdings, Rocky Hill, CT (11 mi)
- Ecpc-c Wallace Home, Avon, CT (11 mi)
- Saint Mary's Hospital Oncology Center, Waterbury, CT (12 mi)
- Smilow - Waterbury, Waterbury, CT (12 mi)
- Ct Gi Laboratory Powered By, Wethersfield, CT (13 mi)
- Quest Diagnostics LLC, West Hartford, CT (13 mi)
- Quest Diagnostics LLC, Wethersfield, CT (13 mi)
- Precision Toxicology, LLC, West Hartford, CT (13 mi)
- Quest Diagnostics LLC, Avon, CT (14 mi)
- Quest Diagnostics, Hartford, CT (14 mi)
- Laboratory For Dna-guided Medicine, Hartford, CT (15 mi)
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Frequently asked questions
How many clinical laboratories serve Southington?
We list 73 clinical laboratories serving Southington, CT: 1 based there and 72 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which clinical laboratories serve Southington?
The top-ranked clinical laboratories serving Southington, CT are Laboratory Corporation Of America Holdings, Quest Diagnostics LLC, Starling Physicians PLLC, Quest Diagnostics and Quest Diagnostics. The full ranked list, with the official records each provider matched, is on this page.
Which clinical laboratories serving Southington are verified against official records?
10 of the top 10 match an active official record: Laboratory Corporation Of America Holdings (Centers for Medicare & Medicaid Services), Quest Diagnostics LLC (Centers for Medicare & Medicaid Services), Starling Physicians PLLC (Centers for Medicare & Medicaid Services), Quest Diagnostics (Centers for Medicare & Medicaid Services) and Quest Diagnostics (Centers for Medicare & Medicaid Services), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What does CLIA certification mean?
CLIA certificates are issued under federal law for laboratories testing human specimens. A certificate of compliance or accreditation covers moderate and high complexity testing; a certificate of waiver covers only simple waived tests.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .