United States Senator | Senator Chuck Grassley
135 Hart Senate Office Building, Washington, DC 20510
Eligibility
Required documents
Fax - Fax
Voice - Main Phone
Application process
Call for information
Fees
None
Service area
IA
Description
United States Senator representing the state of Iowa.
Additional Offices:
111 Seventh Avenue SE, Suite 6800, Cedar Rapids, IA 52401, (319) 363-6832.
2146 27th Avenue, Suite 550, Council Bluffs, IA, 51501, (712) 322-7103.
201 West Second Street., Suite 720, Davenport, IA 52801, (563) 322-4331.
210 Walnut St., Federal Building Rm 721, Des Moines, IA 50309, (515) 288-1145.
320 6th St., Federal Building Rm 120, Sioux City, IA 51101, (712) 233-1860.
531 Commercial Street, 210 Waterloo Building, Waterloo, IA 50701, (319) 232-6657.
Last assured
03/25/2026
What's Here
Providing organization
Senator Chuck Grassley
United States Senator representing the state of Iowa.