Testing Laboratories locations near Los Osos, CA
Showing 1–10 of 10 results
Los Osos, CA has 10 testing laboratories listings across 3 ZIP codes. Details on this page were last refreshed Nov 2026.
Updated Nov 2026
Test ME STD San Luis Obispo
📍 171 N Santa Rosa St Ste A, San Luis Obispo, CA, 93405
📞 800-805-3602
Updated Sep 2026
Earth Systems Pacific
📍 4378 Old Santa Fe Rd, San Luis Obispo, CA, 93401
📞 805-544-3276