CONTACT US Contact SEMCO ENERGY Feel free to use the form below, or one of our other contacts. Your Name Email Your Message Submit Form Correspondence and inquiries SEMCO ENERGY, Inc. 1411 Third Street, Suite A Port Huron, MI 48060 Copyright© 2021 SEMCO Energy, Inc., all rights reserved.

REPORT GAS LEAK: 888-GAS-1-GAS CUSTOMER SERVICE: 800-624-2019 Next Prev 123456 SEMCO ENERGY Gas Company reminds customers to call MISS DIG (811) at least 3 days prior to doing any digging or excavation. With more people at home this spring, SEMCO has experienced an increase in line hits caused by people digging before calling MISS DIG. Michigan Law requires that if you plan to dig or excavate you must notify MISS DIG (811) at least 3 days in advance. It’s one phone call, it’s free and it could save your life. Need help paying your bill? FOR THE HOME How to switch natural gas Frequently asked questions Payment assistance FOR YOUR BUSINESS Switch to natural gas Landlord automatic transfers Tax exemptions Contact Careers Privacy Policy webPipeline Terms and Conditions Copyright© 2021 SEMCO Energy Inc. All rights reserved.