--- title: "Quest Diagnostics Locations in Cos Cob, CT | Vitals Vault" description: "Find 1 Quest Diagnostics locations in Cos Cob, Connecticut. Order Vitals Vault blood testing online from $99.00, then schedule your Quest blood draw in your dashboard. See hours and directions." canonical: "https://www.vitalsvault.com/locations/ct/cos-cob" last-updated: 2026-08-22 --- # Quest Diagnostics Locations in Cos Cob, CT | Vitals Vault > Find 1 Quest Diagnostics locations in Cos Cob, Connecticut. Order Vitals Vault blood testing online from $99.00, then schedule your Quest blood draw in your dashboard. See hours and directions. [Connecticut locations](https://www.vitalsvault.com/locations/ct) QUEST DIAGNOSTICS LOCATIONS # Lab locations in *Cos Cob* Browse addresses, hours, and directions for Quest Diagnostics locations near Cos Cob. Confirm current hours with Quest before visiting. **1**location ## No lab order yet? Order online and draw at the Cos Cob location below. Popular tests like CMP and TSH cost up to 70% less than Quest's own online prices. Single tests from $9.99, full-body panels from $99. [Choose your panel](https://www.vitalsvault.com/checkout) - Quest Diagnostics ## 405 E Putnam Ave Cos Cob, CT 06807View location ## Getting your blood drawn in Cos Cob Quest Diagnostics lists 1 patient service center in Cos Cob, Connecticut, in ZIP code 06807. Vitals Vault members order their tests online and have the blood drawn at this site; Quest collects the sample and sends it to a Quest laboratory. Opening times on file run from 6:30 AM to 4:00 PM. The site draws blood on Saturdays. ### Draw sites in Cos Cob - [405 E Putnam Ave](https://www.vitalsvault.com/locations/ct/cos-cob/405-e-putnam-ave-06807)405 E Putnam Ave, Cos Cob, CT 06807.Hours: Monday–Friday: 6:30 AM – 4:00 PM; Saturday: 7:00 AM – 11:00 AM; Sunday: Closed.Phone: 203-561-8506.Finding it: Cos Cob Plaza. ### Before you go Fasting. Fasting depends on the tests in your order. Follow the preparation instructions provided for your panel, including how long to fast if required. During a required fast, Quest advises drinking only water. Ask your clinician about medications or supplements rather than changing them yourself. What to bring. Have your lab order or the electronic order details available, and bring photo identification. Keep your appointment confirmation handy if you booked ahead. Follow any additional instructions provided with your Vitals Vault order. ### Panels you can have drawn in Cos Cob Any Vitals Vault order can be drawn in Cos Cob. Essential covers 120+ lab tests for $99, Advanced covers 140+ lab tests for $199, and Max covers 160+ lab tests for $399. You can also build your own panel from single tests. A $19 lab visit fee applies to lab orders under $99, and it is shown at checkout before you pay. After checkout, choose a Cos Cob site and a time in your dashboard. ### Other draw sites nearby If no Cos Cob time works for you, the closest site outside the city is 1250 Summer St, Ste 203 in Stamford, 3.2 miles away from the nearest Cos Cob site. These are the nearest draw sites by straight-line distance. - [1250 Summer St, Ste 203](https://www.vitalsvault.com/locations/ct/stamford/1250-summer-st-06905)Stamford, CT 06905, 3.2 miles away - [557 Post Rd](https://www.vitalsvault.com/locations/ct/darien/557-post-rd-06820)Darien, CT 06820, 7.5 miles away - [40 Cross St, Ste 260](https://www.vitalsvault.com/locations/ct/norwalk/40-cross-st-06851)Norwalk, CT 06851, 10.7 miles away - [148 East Ave](https://www.vitalsvault.com/locations/ct/norwalk/148-east-ave-06851)Norwalk, CT 06851, 10.8 miles away - [280 Dobbs Ferry Rd, Sprain Brook Medical Center](https://www.vitalsvault.com/locations/ny/white-plains/280-dobbs-ferry-rd-10607)White Plains, NY 10607, 10.9 miles away - [721 White Plains Rd](https://www.vitalsvault.com/locations/ny/scarsdale/721-white-plains-rd-10583)Scarsdale, NY 10583, 12.0 miles away - [All Quest draw sites in Connecticut](https://www.vitalsvault.com/locations/ct) ALREADY DECIDED? ## Pick a location after you sign up. You don’t need to choose now. Sign up first — once you’re a member, book an appointment or walk in at any partner location. [Choose your panel](https://www.vitalsvault.com/checkout?mode=build-your-own-panel) --- Canonical HTML: https://www.vitalsvault.com/locations/ct/cos-cob - [llms.txt](https://www.vitalsvault.com/llms.txt) - [sitemap.xml](https://www.vitalsvault.com/sitemap.xml) - [Developer portal](https://www.vitalsvault.com/developers)