Let’s Work Together
As Senator, John’s first priority is listening to Coloradans. Whether you have a comment on upcoming legislation, have an issue you want us to know about, need help navigating a federal agency, or are planning a trip to Washington, our office is here to support you.

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We’re here to help you with federal issues and want to hear from you on matters regarding Colorado and the nation.
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Press Releases
Hickenlooper, Democratic Senate Colleagues Demand President Trump Comply with Supreme Court Order to Return Kilmar Abrego Garcia, Uphold Immigrants’ Right to Due Process
Senators: “Our laws also do not allow you to send individuals from U.S. soil to El Salvador without due process” WASHINGTON – U.S. Senator John Hickenlooper and 25 of his Democratic Senate colleagues recently sent a letter to President Donald Trump calling on him to...
Hickenlooper, Bennet, Neguse Demand Commerce Department Reverse Planned Cuts to NOAA, Colorado-Based Research Centers
WASHINGTON – Today, U.S. Senators John Hickenlooper and Michael Bennet, along with Representative Joe Neguse, urged Secretary of Commerce Howard Lutnick to preserve funding for the National Oceanic and Atmospheric Administration (NOAA) and its Cooperative Institutes...
Office Locations
Our offices are open on the days and hours listed, and available by phone Monday through Friday from 9 AM to 5 PM local time. We try to make it as easy as possible to get in touch with us and are happy to find a convenient time to meet. Just give us a call! For urgent help with a federal agency, please call the Denver office at 303-244-1628 or e-mail casework@hickenlooper.senate.gov.