Testing Locations » Oregon » Astoria OR » Helena’s Drug Screening Services – Helena’s Drug Screening Services – Drug Testing Only (Preferred) Helena’s Drug Screening Services – Helena’s Drug Screening Services – Drug Testing Only (Preferred) Helena’s Drug Screening Services – Helena’s Drug Screening Services – Drug Testing Only (Preferred)100 39Th StPier 39 Suite 504Astoria, OR 97103-2499 United States