AMERICAN PETROLEUM INSTITUTE AMERICAN PETROLEUM INSTITUTE Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Other >> Government Affairs Services AMERICAN PETROLEUM INSTITUTE 400 W. MonroeSpringfield, IL 62704 | map | directions (202) 682-8141 Visit Site Member Since: 2021 Send a message to: AMERICAN PETROLEUM INSTITUTE Your Name: Your Email: Subject: Message: (Date: 12/22/2024) If your business isn't here, contact us today to get listed!