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Nicor Gas operates and maintains natural gas pipes, reads meters and distributes natural gas to certified marketers. Find information about how to Manage Your Account, Pricing and Rate Plans, Billing and Payment Options, Ways to Save, Energy Efficiency Programs, and Natural Gas Vehicles.
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Choosing natural gas is an environmentally responsible way to get the reliability and performance your business needs. Find out how to manage your commercial account, access billing and payments, find commercial rebates and savings specific to your industry.
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We're committed to providing natural gas safely and reliably. Find safety information here to learn what to do in an emergency, safety precautions, activities for kids, and why you should call 811 before you dig.
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- Call 811 Before You Clear
  - Before you (or your plumber) start any sewer work, think ACT. When you ACT, you do your part to keep yourself and your community safe. You can prevent emergencies by calling 811 before clearing a clog.
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- Call 811 Before You Dig
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Nicor Gas is committed to supporting the needs of our customers, promoting conservation and environmental stewardship, and creating economic opportunities for all in the communities we live, work and play.
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For six decades, Nicor Gas has been serving Illinois customers with clean, safe, reliable and affordable natural gas. Learn about Nicor Gas, including our history, service area, careers, partnerships, and programs.
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Leaks, Odor or Emergencies 888.Nicor4U (642.6748)
Call Before You Dig Dial 811

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