Map for AMERICAN PETROLEUM INSTITUTE Map for AMERICAN PETROLEUM INSTITUTE Search | Advanced Search | New Members | Coupons and Discounts | All Categories Family, Community & Non-Profit >> Non-Profit Organizations AMERICAN PETROLEUM INSTITUTE 400 W. MonroeSpringfield, IL 62704 | directions (202) 682-8141 Visit Site If your business isn't here, contact us today to get listed!