Testing Locations » Connecticut » Bridgeport CT » Quest Diagnostics – Bridgeport East Main Street – Employer Drug Testing Not Offered Quest Diagnostics – Bridgeport East Main Street – Employer Drug Testing Not Offered Quest Diagnostics – Bridgeport East Main Street – Employer Drug Testing Not Offered970 E. Main StBridgeport, CT 06608-0000 United States Next to Optimus Health Carern