Sen. Cynthia Lummis
U.S. Senator · U.S. Senate · Republican
Junior senator for Wyoming. Senate class 2.
In office since January 3, 2021. Current term ends January 3, 2027.
Phones
Washington office
U.S. Senate
127A Russell Senate Office Building
Washington, DC 20510
127A Russell Senate Office Building
Washington, DC 20510
Online
homepagelummis.senate.gov
contact formlummis.senate.gov/contact/contact-form
facebookfacebook.com/sencynthialummis
instagraminstagram.com/sencynthialummis
Congress does not publish email addresses. To write to this office, use its official contact form or website.
Committees and subcommittees
Local offices
CheyenneFederal Center, 2120 Capitol Avenue, Suite 2007
Cheyenne, WY 82001
Phone 307-772-2477
Cheyenne, WY 82001
Phone 307-772-2477
Cody1285 Sheridan Avenue, Suite 215
Cody, WY 82414
Phone 307-527-9444
Cody, WY 82414
Phone 307-527-9444
CasperDick Cheney Federal Building, 100 East B Street, Suite 3201
Casper, WY 82602
Phone 307-261-6572
Casper, WY 82602
Phone 307-261-6572
Sundance120 North 4th Street
Sundance, WY 82729
Phone 307-283-3461
Sundance, WY 82729
Phone 307-283-3461
Afton80 1st Avenue, Suite 105
Afton, WY 83110
Phone 307-248-1736
Afton, WY 83110
Phone 307-248-1736
From My Contact Base
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Source: congress-legislators (public domain). Official portrait. Last checked October 29, 2026. Official website ↗