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Quest Diagnostics

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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.

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Sonora Quest Laboratories - Tucson - Valencia - West of I-19 - Employer Drug Testing Not Offered

1440 W VALENCIA RD,

STE 130

TUCSON, AZ 85746

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3.05 mi away

520-807-1168
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
Sonora Quest Laboratories - Sonora Quest Inside Golf Links Safeway Store - Employer Drug Testing Not Offered

6360 E Golf Links Rd,

Tucson, AZ 85730

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5.26 mi away

520-647-2071
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
Sonora Quest Laboratories - Tucson - Alvernon & 5th St - Employer Drug Testing Not Offered

630 N ALVERNON WAY,

STE 200

TUCSON, AZ 85711

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5.67 mi away

520-322-8264
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: 7:00 am-11:00 am
Sunday: Closed
Sonora Quest Laboratories - Tucson - Silverbell and St. Mary's

1707 W Saint Marys Rd,

Suite 255

Tucson, AZ 85745

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6.15 mi away

520-623-5972
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Sonora Quest Laboratories - Tucson - Wilmot & 5th St. - Employer Drug Testing Not Offered

603 N WILMOT RD,

SUITE 141

TUCSON, AZ 85711

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6.99 mi away

520-296-0426
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
Sonora Quest Laboratories - Valencia Safeway Wellness Center- Rita Ranch - Employer Drug Testing Not Offered

9050 E Valencia Rd,

Tucson, AZ 85747

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7.92 mi away

520-203-7270
Monday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Sonora Quest Laboratories - Tucson - La Cholla & Orange Grove - Employer Drug Testing Not Offered

1925 W Orange Grove Rd,

Ste 100

Tucson, AZ 85704

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12.32 mi away

520-297-7526
Monday: 6:00 am-5:00 pm
Tuesday: 6:00 am-5:00 pm
Wednesday: 6:00 am-5:00 pm
Thursday: 6:00 am-5:00 pm
Friday: 6:00 am-5:00 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Sonora Quest Laboratories - Oro Valley-Innovation Pk&Tangerine - Employer Drug Testing Not Offered

1848 E INNOVATION PARK DR,

ORO VALLEY, AZ 85755

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19.38 mi away

520-531-9915
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
Sonora Quest Laboratories - Green Valley-LaCanada&Vista Hermosa - Employer Drug Testing Not Offered

1151 S La Canada Dr,

Ste 208

Green Valley, AZ 85614

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20.83 mi away

520-399-1150
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Sonora Quest Laboratories - Sierra Vista-Hwy 92 & Foothills - Employer Drug Testing Not Offered

1150 S HIGHWAY 92,

STE E

SIERRA VISTA, AZ 85635

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55.44 mi away

520-515-0710
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
Sonora Quest Laboratories - Casa Grande - Henness & Florence

1860 E SALK DR,

STE A

CASA GRANDE, AZ 85122

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64.7 mi away

520-426-0418
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Sonora Quest Laboratories - Casa Grande - Inside Safeway

1637 N Trekell Rd,

Casa Grande, AZ 85122

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66.61 mi away

520-340-4457
Monday: 6:00 am-10:00 am , 11:00 am-2:30 pm
Tuesday: 6:00 am-10:00 am , 11:00 am-2:30 pm
Wednesday: 6:00 am-10:00 am , 11:00 am-2:30 pm
Thursday: 6:00 am-10:00 am , 11:00 am-2:30 pm
Friday: 6:00 am-10:00 am , 11:00 am-2:30 pm
Saturday: Closed
Sunday: Closed
Sonora Quest Laboratories - Florence - Hunt Hwy - Inside Safeway - Employer Drug Testing Not Offered

3325 N Hunt Hwy,

Florence, AZ 85132

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69.2 mi away

520-723-6538
Monday: 6:30 am-10:30 am , 11:30 am-2:30 pm
Tuesday: 6:30 am-10:30 am , 11:30 am-2:30 pm
Wednesday: 6:30 am-10:30 am , 11:30 am-2:30 pm
Thursday: 6:30 am-10:30 am , 11:30 am-2:30 pm
Friday: 6:30 am-10:30 am , 11:30 am-2:30 pm
Saturday: Closed
Sunday: Closed

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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.