C3 Test in San Diego, California

How it Works

You will be able to select a lab location during checkout.

Zipcode: 92101
Quest Diagnostics
1855 First Avenue San Diego, CA 92101
(619) 236-0081 (619) 236-7968 Days / Hours: M,F 9:00 am-1:00 pm & 1:30 pm-3:00 pm|T-Th 9:00 am-1:00 pm & 1:30 pm-2:30 pm; TSPOT: M-F 9:00 am-1:00 pm
Zipcode: 92103
Quest Diagnostics
4060 4th Ave San Diego, CA 92103
(619) 291-4890 (619) 291-1948 Days / Hours: M-F 8:00 am-5:00 pm; TSPOT: M-F 8:00 am-5:00 pm
LABCORP
4033 3rd Ave San Diego, CA 92103
(619) 299-2831 (619) 297-0591 Days / Hours:

Su: Closed | Mo-Fr: 07:00 am - 03:00 pm Lunch: 12:00 pm - 01:00 pm, Drug Screens 07:30 am - 11:30 am, 01:00 pm - 02:30 pm | Sa: Closed

LABCORP
4060 4th Ave San Diego, CA 92103
(619) 260-8107 (619) 260-8183 Days / Hours: Su: Closed | Mo-Fr: 07:30 am - 03:30 pm | Sa: Closed
LABCORP
3260 3rd Ave San Diego, CA 92103
(619) 880-5950 (855) 322-2440 Days / Hours: Su: Closed | Mo-Fr: 08:00 am - 04:00 pm Lunch: 12:00 pm - 01:00 pm | Sa: Closed
Labcorp
2970 5TH AVE SAN DIEGO, CA 92103
(619) 928-6899 (833) 970-2623 Days / Hours: Su: Closed | Mo-Fr: 08:00 am - 04:30 pm Lunch: 12:30 pm - 01:30 pm | Sa: Closed
Zipcode: 92117
LABCORP - Temporarily closed until 5/28/2026
3737 Moraga Ave San Diego, CA 92117
(858) 274-4804 (858) 274-5729 Days / Hours:

Su: Closed | Mo-Fr: 07:30 am - 03:30 pm Lunch: 12:00 pm - 01:00 pm, Drug Screens 01:00 pm - 03:00 pm | Sa: Closed

Zipcode: 92120
LABCORP
5555 Reservoir Dr San Diego, CA 92120
(619) 583-1722 (619) 583-1721 Days / Hours: Su: Closed | Mo-Fr: 08:00 am - 04:00 pm Lunch: 12:00 pm - 01:00 pm | Sa: Closed
Zipcode: 92121
Quest Diagnostics
9333 Genesee Ave San Diego, CA 92121
(858) 587-2702 (858) 623-8430 Days / Hours: M-F 7:00 am-3:00 pm; TSPOT: M-F 7:00 am-3:00 pm
Zipcode: 92126
Labcorp
8901 Activity Rd San Diego, CA 92126
(858) 693-4332 (858) 693-3479 Days / Hours: Su: Closed | Mo-Fr: 08:00 am - 04:00 pm Lunch: 12:00 pm - 01:00 pm, Drug Screens 08:30 am - 11:30 am, 01:00 pm - 03:30 pm | Sa: Closed

C3 Test in San Diego, California

Same day and Affordable C3 Test, Locations Nationwide

Do you or someone you know need further immunity testing? Request A Test offers the convenient and affordable C3 Test in San Diego, CA. This test, also known as the C3 Complement Test, measures levels of complement C3 in the blood. The complement system includes over 30 proteins in the blood which play an important role in the body's immune system. C3 makes up about 70% of the proteins in the complement system. Measuring one or more complements can help determine if an abnormality in a person's complement system is related to their health problems. Complement C3 and C4 are most commonly tested.

 

 

WHY CHOOSE US for your C3 Test ?

  • Request A Test has been providing direct-to-consumer lab work since 2002.
  • We offer discounted pricing on our entire menu of 1000 lab tests including dozens of panels that bundle multiple tests for additional savings.
  • All prices are clearly stated on our website.  No hidden fees or additional charges for sales tax.
  • Our customer service team is available 6 days a week to answer your questions and help you place orders.
  • We work with 2 of the largest certified labs in the country to offer the same high-quality testing used by doctors and hospitals. 
  • Every client is provided with a free password-protected account to ensure their privacy.
  • We don’t require insurance or an order from your personal doctor.  Request A Test supplied the medical order to the lab.
  • Ordering is quick and easy.  Orders can be set up in as little as 10 minutes and you can visit the lab the same day.
  • We provide the test results directly to you.  Most tests are completed in just a few business days.

 

Request A Test’s goal is to empower everyone to take charge of their own health journey.  Choose from our menu of over 1000 discounted lab tests.  Go to one of our 3600 nationwide locations.  No insurance or doctor’s approval needed.  You pick the tests that meet your needs and we do the rest.  Lab testing that works with your schedule and budget.  Getting lab work should be easy and affordable and that is what Request A Test is committed to.  Call or visit us online today and see for yourself.

 

Choose Request A Test for your C3 Test needs and see why our service is the best!


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