Testing Laboratories in this list provide services to multiple zip codes in and around Houston (i.e 77001, 77002, 77003).
Please contact each of these businesses individually if you need to verify their service area.
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This list contains only Testing Laboratories and related businesses.
Each business has at least one contact information (phone, website or email).
You can find businesses with certain membership (ComplyWorks, ISNetworld, Avetta etc) or
certification (ABSA, COR etc) using filters.