Directions to COSTELLO JEWELRY CO. Directions to COSTELLO JEWELRY CO. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Shopping & Specialty Retail >> Jewelers COSTELLO JEWELRY CO. 5117 Main St. Suite ADowners Grove , IL 60516 | map (331) 291-5062 Visit Site Get directions to: COSTELLO JEWELRY CO. , 5117 Main St. Suite A, Downers Grove IL Get directions from: Click to Print This Page If your business isn't here, contact us today to get listed!