Skip to main content

In-home sample collection may be available in your area for purchase through Quest Mobile™

When scheduling an appointment online, use your zip code (not city name) for best results. After entering your zip code, a Quest Mobile option will appear if it’s available for purchase in your area. Let’s check

Hide
Quest Diagnostics

Location search

Lab testing, laboratory and office locations around the world

Quest Diagnostics has headquarters in the U.S. and operations in India, Ireland, and Mexico. Our products and services are used by customers in over 130 countries. We also collaborate with many international diagnostic laboratories, hospitals and clinics to help improve human health around the world.

Search for a lab testing location to schedule an appointment

Required

Search

Looking for a facility or operation that is not a lab testing location?

US Facilities & Operations International Facilities & Operations

List

UCHealth - Castle Rock (Preferred)

4404 Barranca Ln,

Castle Rock, CO 80104

Get Directions
ds-icon--pin Created with Sketch.

2.18 mi away

720-733-5260
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
Any Lab Test Now - Castle Rock (Preferred)

5646 Allen Way,

Ste 126

Castle Rock, CO 80108

Get Directions
ds-icon--pin Created with Sketch.

2.86 mi away

303-955-0729
Monday: 7:30 am-3:30 pm
Tuesday: 7:30 am-3:30 pm
Wednesday: 7:30 am-3:30 pm
Thursday: 7:30 am-3:30 pm
Friday: 7:30 am-3:30 pm
Saturday: 9:00 am-12:00 pm
Sunday: Closed
AFC Urgent Care - Castle Rock (Preferred)

5700 New Abbey Lane,

Castle Rock, CO 80108

Get Directions
ds-icon--pin Created with Sketch.

3.62 mi away

303-660-9700
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-6:00 pm
Sunday: 8:00 am-6:00 pm
Castle Pines Urgent Care (Preferred)

7280 Lagae Rd,

Ste I

Castle Pines, CO 80108

Get Directions
ds-icon--pin Created with Sketch.

6.53 mi away

303-747-6829
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
CareNow- Parker (Preferred)

11339 S Pikes Peak Dr,

Parker, CO 80138

Get Directions
ds-icon--pin Created with Sketch.

9.51 mi away

720-588-4000
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-8:00 pm
Sunday: 8:00 am-5:00 pm
OnPoint UC - Lone Tree (Preferred)

9695 S Yosemite St,

Ste 150

Lone Tree, CO 80124

Get Directions
ds-icon--pin Created with Sketch.

11.32 mi away

720-255-2350
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
Quest Diagnostics - Parker Crown Crest

9397 Crown Crest Blvd,

Ste 200

Parker, CO 80138

Get Directions
ds-icon--pin Created with Sketch.

11.82 mi away

Schedule Appointment 303-805-0033
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
Injury Care Associates - Parker (Preferred)

19284 Cottonwood Dr,

Ste 104

Parker, CO 80138

Get Directions
ds-icon--pin Created with Sketch.

12.25 mi away

720-409-0007
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
CareNow- Parker-Cottonwood (Preferred)

17805 Cottonwood Dr,

Unit 101

Parker, CO 80134

Get Directions
ds-icon--pin Created with Sketch.

12.4 mi away

720-588-4000
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-7:00 pm
Sunday: 8:00 am-5:00 pm
CareNow- Highlands Ranch (Preferred)

7120 E County Line Rd,

Highlands Ranch, CO 80126

Get Directions
ds-icon--pin Created with Sketch.

13.28 mi away

720-446-5890
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-7:00 pm
Sunday: 8:00 am-5:00 pm
OnPoint UC - Englewood (Preferred)

10120 E Dry Creek Rd,

Ste 101

Englewood, CO 80112

Get Directions
ds-icon--pin Created with Sketch.

13.83 mi away

720-738-1122
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
UCHealth - Sterling Ranch (Preferred)

8155 Piney River Ave,

Littleton, CO 80125

Get Directions
ds-icon--pin Created with Sketch.

14.04 mi away

303-265-3370
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
OnPoint UC - Highlands Ranch (Preferred)

9205 S Broadway,

Highlands Ranch, CO 80129

Get Directions
ds-icon--pin Created with Sketch.

14.43 mi away

303-330-0271
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
AFC Urgent Care - Saddle Rock (Preferred)

7460 S Gartrell Rd,

Aurora, CO 80016

Get Directions
ds-icon--pin Created with Sketch.

14.8 mi away

303-529-3300
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: 8:00 am-5:00 pm
Sunday: 8:00 am-5:00 pm
Carbon Health - Aurora (Preferred)

6554 S Parker Rd,

Unit 111

Aurora, CO 80016

Get Directions
ds-icon--pin Created with Sketch.

14.93 mi away

720-615-3736
Monday: 8:00 am-6:00 pm
Tuesday: 8:00 am-6:00 pm
Wednesday: 8:00 am-6:00 pm
Thursday: 8:00 am-6:00 pm
Friday: 8:00 am-6:00 pm
Saturday: 8:00 am-6:00 pm
Sunday: 8:00 am-6:00 pm
AFC Urgent Care - Centennial (Preferred)

8006 E Arapahoe Rd,

Ste 100

Centennial, CO 80112

Get Directions
ds-icon--pin Created with Sketch.

15.08 mi away

303-220-9168
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-5:00 pm
Sunday: 8:00 am-5:00 pm
Quest Diagnostics - Inside Centennial Safeway Store

7375 E Arapahoe Road,

Centennial, CO 80112

Get Directions
ds-icon--pin Created with Sketch.

15.29 mi away

Schedule Appointment 303-386-2060
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
CareNow- Aurora (Preferred)

5620 S Parker Rd,

Aurora, CO 80015

Get Directions
ds-icon--pin Created with Sketch.

16.05 mi away

720-446-5890
Monday: Vary
Tuesday: Vary
Wednesday: Vary
Thursday: Vary
Friday: Vary
Saturday: Vary
Sunday: Vary
OnPoint UC - Aurora (Preferred)

24300 E Smoky Hill Rd,

Unit 120

Aurora, CO 80016

Get Directions
ds-icon--pin Created with Sketch.

16.06 mi away

303-330-0410
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
Wiz-Quiz Drug Screening - Centennial (Preferred)

2305 E Arapahoe Rd Ste 147,

Centennial, CO 80122

Get Directions
ds-icon--pin Created with Sketch.

16.31 mi away

303-738-1140
Monday: 9:00 am-5:00 pm
Tuesday: 9:00 am-5:00 pm
Wednesday: 9:00 am-5:00 pm
Thursday: 9:00 am-5:00 pm
Friday: 9:00 am-5:00 pm
Saturday: 10:00 am-12:00 pm
Sunday: Closed
Mile High Drug Test Consultants, LLC (Preferred)

11059 E Bethany Dr,

Ste 210

Aurora, CO 80014

Get Directions
ds-icon--pin Created with Sketch.

19.49 mi away

720-491-1424
Monday: 9:00 am-12:00 pm , 1:00 pm-3:30 pm
Tuesday: 9:00 am-12:00 pm , 1:00 pm-3:30 pm
Wednesday: 9:00 am-12:00 pm , 1:00 pm-3:30 pm
Thursday: 9:00 am-12:00 pm , 1:00 pm-3:30 pm
Friday: 9:00 am-12:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - 601 East Hampden

601 E Hampden Ave,

Ste 255

Englewood, CO 80113

Get Directions
ds-icon--pin Created with Sketch.

20.37 mi away

Schedule Appointment 303-482-7803
Monday: 7:00 am-12:30 pm , 1:30 pm-4:00 pm
Tuesday: 7:00 am-12:30 pm , 1:30 pm-4:00 pm
Wednesday: 7:00 am-12:30 pm , 1:30 pm-4:00 pm
Thursday: 7:00 am-12:30 pm , 1:30 pm-4:00 pm
Friday: 7:00 am-12:30 pm , 1:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Wiz-Quiz Drug Screening - Aurora (Preferred)

2101 S Blackhawk St,

Ste 160

Aurora, CO 80014

Get Directions
ds-icon--pin Created with Sketch.

20.4 mi away

303-873-7155
Monday: 9:00 am-5:00 pm
Tuesday: 9:00 am-5:00 pm
Wednesday: 9:00 am-5:00 pm
Thursday: 9:00 am-5:00 pm
Friday: 9:00 am-5:00 pm
Saturday: 10:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Balsam

6179 S Balsam Way,

Ste 240

Littleton, CO 80123

Get Directions
ds-icon--pin Created with Sketch.

20.65 mi away

Schedule Appointment 720-922-1190
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: 7:30 am-11:30 am
Sunday: Closed
WorkWell Occ Med - Englewood (Preferred)

401 W Hampden Pl,

Ste 230

Englewood, CO 80110

Get Directions
ds-icon--pin Created with Sketch.

20.72 mi away

720-680-0222
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
Secure Health Partners - Jasmine St (Preferred)

2175 S Jasmine St,

Ste 117B

Denver, CO 80222

Get Directions
ds-icon--pin Created with Sketch.

20.9 mi away

303-963-5554
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
CareNow- Ken Caryl (Preferred)

11551 W Ken Caryl Ave,

Littleton, CO 80127

Get Directions
ds-icon--pin Created with Sketch.

20.95 mi away

720-449-8055
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-7:00 pm
Sunday: 8:00 am-5:00 pm
AFC Urgent Care - University Hills (Preferred)

2290 S Colorado Blvd,

Denver, CO 80222

Get Directions
ds-icon--pin Created with Sketch.

21.06 mi away

303-756-4500
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-6:00 pm
Sunday: 8:00 am-6:00 pm
Workwell Occ Med - Abilene St (Preferred)

1600 S Abilene St,

Ste D

Aurora, CO 80012

Get Directions
ds-icon--pin Created with Sketch.

21.11 mi away

720-512-4408
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Carbon Health - Littleton (Preferred)

9116 W Bowles Ave,

Ste 3

Littleton, CO 80123

Get Directions
ds-icon--pin Created with Sketch.

21.29 mi away

720-642-8217
Monday: 9:00 am-7:00 pm
Tuesday: 9:00 am-7:00 pm
Wednesday: 9:00 am-7:00 pm
Thursday: 9:00 am-7:00 pm
Friday: 9:00 am-7:00 pm
Saturday: 9:00 am-7:00 pm
Sunday: 9:00 am-7:00 pm
Quest Diagnostics - Aurora South

1411 S Potomac St,

Ste 290

Aurora, CO 80012

Get Directions
ds-icon--pin Created with Sketch.

21.31 mi away

Schedule Appointment 303-283-0838
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
CareNow - Aurora Central (Preferred)

15001 E Mississippi Ave,

Unit A

Aurora, CO 80012

Get Directions
ds-icon--pin Created with Sketch.

21.74 mi away

303-583-4650
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-7:00 pm
Sunday: 8:00 am-5:00 pm
CareNow- DU Neighborhood (Preferred)

1405 E Evans Ave,

Denver, CO 80210

Get Directions
ds-icon--pin Created with Sketch.

21.81 mi away

720-449-8050
Monday: 10:00 am-4:00 pm
Tuesday: 10:00 am-4:00 pm
Wednesday: 10:00 am-4:00 pm
Thursday: 10:00 am-4:00 pm
Friday: 10:00 am-4:00 pm
Saturday: 10:00 am-4:00 pm
Sunday: 10:00 am-4:00 pm
CareNow- Quincy & Wads (Preferred)

7600 W Quincy Ave,

Littleton, CO 80123

Get Directions
ds-icon--pin Created with Sketch.

22.21 mi away

720-449-8062
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-8:00 pm
Sunday: 8:00 am-5:00 pm
Monument Occ Medicine (Preferred)

1150 W Baptist Rd,

Ste 100

Colorado Springs, CO 80921

Get Directions
ds-icon--pin Created with Sketch.

22.44 mi away

719-445-9852
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - 695 S. Broadway

695 S Broadway,

Denver, CO 80209

Get Directions
ds-icon--pin Created with Sketch.

23.8 mi away

Schedule Appointment 303-482-5232
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
AFC Urgent Care - Leetsdale (Preferred)

850 Monaco St Pkwy,

Ste 10

Denver, CO 80220

Get Directions
ds-icon--pin Created with Sketch.

24.43 mi away

303-935-1000
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-6:00 pm
Sunday: 8:00 am-6:00 pm
UCHealth - Voyager (Preferred)

13445 VOYAGER PKWY,

COLORADO SPRINGS, CO 80921

Get Directions
ds-icon--pin Created with Sketch.

24.64 mi away

719-219-0333
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
AFC Urgent Care - Denver Speer Blvd (Preferred)

777 E Speer Blvd,

Ste 100

Denver, CO 80203

Get Directions
ds-icon--pin Created with Sketch.

24.66 mi away

303-733-4000
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: 8:00 am-3:00 pm
Sunday: 8:00 am-3:00 pm
Unicorn Drug Testing (Preferred)

1591 Chambers Rd,

Ste E

Aurora, CO 80011

Get Directions
ds-icon--pin Created with Sketch.

24.83 mi away

303-371-8463
Monday: 8:00 am-12:00 pm , 1:00 pm-7:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-7:00 pm
Wednesday: Closed
Thursday: 8:00 am-12:00 pm , 1:00 pm-7:00 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-7:00 pm
Saturday: Closed
Sunday: 8:00 am-12:00 pm , 1:00 pm-7:00 pm

Our focus on your safety

Our safety precautions help ensure your confidence and comfort while visiting our Patient Service Centers to get the testing you need, today and every day.

Learn More

Our company

Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies. Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.  Other affiliates operated under the Quest® brand, such as Quest Consumer Inc., do not provide HIPAA-covered services. 

 

Quest®, Quest Diagnostics®, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks—® and ™—are the property of their respective owners. © 2025 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.