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Main District Office
111 7th Avenue, SE, Box #1
Cedar Rapids, Iowa 52401-1825
Phone: 319-363-6333
Fax: 319-363-1990
TTY: 319-286-9258
Branch Office
Ho-Chunk Bldg, Suite 670, 600 4th Street
Sioux City, Iowa 51101
Phone: 712-255-6011
Fax: 712-252-2034
TTY: 712-258-4761
U.S. Department
of Justice