Confidential results No doctor visit required Results in 1-3 days 4,500+ locations
Quest Diagnostics

Lab Testing at Fastest Labs Of Seguin

Quest partner location in Seguin, TX 78155.

Partner Location

This location is part of Quest's partner network. Services and availability may differ from a standard Quest Patient Service Center. Please call 830-626-6702 before visiting to confirm they accept your lab order.

Order Lab Tests Online

Browse All Tests

Note: tests available at this location depend on its services. Confirm by calling before visiting.

Address

2071a W Kingsbury St
Seguin, TX 78155
Guadalupe County

Hours

Monday8:00 AM – 5:00 PM
Tuesday8:00 AM – 5:00 PM
Wednesday8:00 AM – 5:00 PM
Thursday8:00 AM – 5:00 PM
FridayClosed
SaturdayClosed
SundayClosed

Nearby alternatives

About this location

Quest partner location. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.

Listing last updated 2026-04-25.