Company Operations Responsibility Energy and environment Owner relations Global OPERATIONS Pipeline operations XTO’s underground pipeline network safely and reliably carries natural gas across the country. Pipeline safety and operations The safest and most efficient way to transport oil and natural gas across our nation is through a system of underground pipelines. Unseen and often overlooked, pipelines are an integral part of our country’s energy infrastructure. There are more than 2.2 million miles of oil and natural gas pipelines in the United States. Learn more Reporting an emergency Pipeline Article • July 1, 2019 Public awareness XTO is committed to working with the public to keep our communities safe. This commitment requires compliance with all applicable laws and regulations, facilities that are designed and operated to high standards, and systematic identification and management of safety, health and environmental risks. Pipeline Article • June 19, 2020 Pipeline resources Learn more about pipelines, regulatory and safety oversight agencies. Learn more Who we are Operating areas Careers Contact us Do not sell my personal information Privacy center Privacy policy Terms and conditions © Copyright 2003-2021 Exxon Mobil Corporation. All Rights Reserved By clicking “Accept all cookies”, you agree to the storing of optional cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. If you wish to adjust your cookie settings, please click “Customize Cookies”. You can also learn more by clicking Privacy policy Accept all cookies Customize cookies

Company Operations Responsibility Energy and environment Owner relations Global COMPANY Who we are Learn about the management and history of XTO Energy, an ExxonMobil subsidiary. History From a company of eight employees working in a cramped Fort Worth office, to a team of 4,700, XTO has come a long way — and we believe this is only the beginning. Learn more Who we are Operating areas Careers Contact us Do not sell my personal information Privacy center Privacy policy Terms and conditions © Copyright 2003-2021 Exxon Mobil Corporation. All Rights Reserved By clicking “Accept all cookies”, you agree to the storing of optional cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. If you wish to adjust your cookie settings, please click “Customize Cookies”. You can also learn more by clicking Privacy policy Accept all cookies Customize cookies