PSX70.81 +1.64PSXP35.28 +0.84 Contact Careers ABOUT CUSTOMERS SUSTAINABILITY INVESTORS NEWSROOM SEARCH Contact Us Phillips 66 welcomes questions, comments and suggestions. Address and phone Contact information for Phillips 66 corporate headquarters is available below: Address: Phillips 66 P.O. Box 421959 Houston, TX 77242-1959 Phone: We have moved to an online response system. Please use the dropdowns below for assistance. Send a message Use the drop-down menus to choose the appropriate department. Department Select One Asphalt Community Investments Fuels Consumer Services Interest Owners Midstream Lubricants Customer Service Sustainability Other Phillips 66 sites Career opportunities Shareholder Services Vendor Relations Call Center Credit Cards 76 Conoco Phillips 66 © Phillips 66 Company. All rights reserved. Terms and Conditions and Privacy Statement. California Transparency in Supply Chains Disclosure.