DHS Office of Chief Counsel addresses and contact phone numbers are below:
Arizona
Tucson Sub-Office – Office of Chief Counsel (Phoenix)
6431 S. Country Club Road
Tucson, AZ, 85706
Phone: (520) 295-4167
Florence Detention Center – Office of Chief Counsel (Phoenix)
3250 N. Pinal Parkway Avenue
Florence, AZ, 85132
Phone: (520) 868-3081
Phoenix Office of Chief Counsel
2035 N. Central Avenue
Phoenix, AZ, 85004
Phone: (602) 744-2412
Area of Responsibility: Arizona
Eloy Detention Center – Office of Chief Counsel (Phoenix)
1705 East Hanna Road
Eloy, AZ, 85131
Phone: (520) 464-3032
California
Adelanto Detention Facility – Office of Chief Counsel (Los Angeles)
10400 Rancho Road
Adelanto, CA, 92301
Phone: (760) 561-6460
San Francisco Office of Chief Counsel
100 Montgomery Street Suite 200
San Francisco, CA, 94104
Phone: (415) 705-4604
Mailing Address:
P.O. Box 26449
San Francisco, CA 94126-6449
Area of Responsibility: Northern and Central California
San Diego Office of Chief Counsel
880 Front Street Room 2246
San Diego, CA
Phone: (619) 557-6343
Area of Responsibility: San Diego and Imperial County
Los Angeles Office of Chief Counsel
606 South Olive Street 8th Floor
Los Angeles, CA, 90014
Phone: (213) 894-2805
Area of Responsibility: Greater Los Angeles Metropolitan Area, and Nevada
Imperial Regional Detention Facility – Office of Chief Counsel (San Diego)
1572 Gateway Road
Calexico, CA, 92231
Phone: (760) 336-4705
Otay Mesa Detention Facility – Office of Chief Counsel (San Diego)
7488 Calzada de la Fuente
San Diego, CA, 92154
Mailing Address:
P.O. Box 439020
San Diego, CA 92143
Phone: (619) 661 5289
Colorado
Denver Office of Chief Counsel
12445 East Caley Avenue
Centennial, CO, 80111-6432
Phone: (303) 784-6560
Area of Responsibility: Colorado, Montana, Wyoming, and Utah
Connecticut
Hartford Sub-Office - Office of Chief Counsel (Boston)
Ribicoff Federal Building 450 Main Street, Room 483
Hartford, CT, 06103-3060
Phone: (860) 240-3615
Florida
Broward Transitional Center – Office of Chief Counsel (Miami)
3900 North Powerline Road
Pompano Beach, FL, 33073
Phone: (954) 545-6060
Krome Service Processing Center – Office of Chief Counsel (Miami)
18201 SW 12th Street
Miami, FL, 33194-2700
Phone: (305) 207-2001
Orlando Office of Chief Counsel
3535 Lawton Road Suite 100
Orlando, FL, 32803
Phone: (407) 812-3600
Area of Responsibility: Central and North Florida
Miami Office of Chief Counsel
333 S. Miami Avenue Suite 200
Miami, FL, 33130
Phone: (305) 400-6160
Area of Responsibility: South Florida
Georgia
Atlanta Office of Chief Counsel
180 Ted Turner Drive, SW Suite 332
Atlanta, GA, 30303
Phone: (404) 893-1400
Area of Responsibility: Georgia, North Carolina, and South Carolina
Stewart County Detention Facility – Office of Chief Counsel (Atlanta)
146 CCA Road
Lumpkin, GA, 31815
Phone: (229) 838-1109
Hawaii
Honolulu Office of Chief Counsel
595 Ala Moana Boulevard
Honolulu, HI, 96813
Phone: (808) 532-2149
Area of Responsibility: Hawaii, Guam, and Commonwealth of Northern Mariana Islands
Illinois
Chicago Office of Chief Counsel
525 W. Van Buren Suite 701
Chicago, IL, 60607
Phone: (312) 542-8200
Area of Responsibility: Illinois, Indiana, Kansas, Kentucky, Missouri, and Wisconsin
Louisiana
New Orleans Office of Chief Counsel
1250 Poydras Street Suite 2100
New Orleans, LA, 70113
Phone: (504) 599-7938
Area of Responsibility: Alabama, Arkansas, Louisiana, Mississippi, and Tennessee
Oakdale Sub-Office – Office of Chief Counsel (New Orleans)
1010 E. Whately Road
Oakdale, LA, 71463-1128
Phone: (318) 335-7500
Massachusetts
Boston Office of Chief Counsel
JFK Federal Building 15 New Sudbury Street, Room 425
Boston, MA, 02203
Phone: (617) 565-3140
Area of Responsibility: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont
Maryland
Baltimore Office of Chief Counsel
Fallon Federal Building 31 Hopkins Plaza, Room 1600
Baltimore, MD, 21201
Phone: (410) 637-4060
Area of Responsibility: Maryland
Michigan
Detroit Office of Chief Counsel
Rosa Parks Federal Building 333 Mt. Elliott Street, 2nd Floor
Detroit, MI, 48207
Phone: (313) 568-6033
Area of Responsibility: Michigan and Ohio
Minnesota
Minneapolis – St. Paul Office of Chief Counsel
1 Federal Drive Suite 1800
Fort Snelling, MN, 55111
Phone: (612) 843-8935
Area of Responsibility: Iowa, Minnesota, Nebraska, North Dakota, South Dakota, and South Dakota
Missouri
Kansas City Sub-Office – Office of Chief Counsel (Chicago)
2345 Grand Boulevard Suite 500
Kansas City, MO, 64108
Phone: (816) 391-7200
North Carolina
Charlotte Sub-Office – Office of Chief Counsel (Atlanta)
5701 Executive Center Drive Suite 300
Charlotte, NC, 28212
Phone: (704) 248-9605
Nebraska
Omaha Sub-Office – Office of Chief Counsel (Minneapolis – St. Paul)
1717 Avenue H Room 174
Omaha, NE, 68110
Phone: (402) 536-4804
New Jersey
Newark Office of Chief Counsel
970 Broad Street Room 1300
Newark, NJ, 07102
Phone: (973) 776-5400
Area of Responsibility: New Jersey
Elizabeth Detention Facility – Office of Chief Counsel (Newark)
625 Evans Street Room 135
Elizabeth, NJ, 07201
Phone: (908) 282-5755
Nevada
Las Vegas Sub-Office - Office of Chief Counsel (Los Angeles)
3373 Pepper Lane
Las Vegas, NV, 89120
Phone: (702) 433-7288
New York
Varick Street Service Processing Center – Office of Chief Counsel (New York)
201 Varick Street, Room 1130
New York, NY, 10014
Phone: (212) 863-3550
Buffalo Office of Chief Counsel
130 Delaware Avenue Room 203
Buffalo, NY, 14202
Phone: (716) 855-7920
Area of Responsibility: Northern and Western New York
Hudson Valley – Office of Chief Counsel (New York)
15 Governor Drive
Newburgh, NY, 12550
Phone: (845) 831-1576
Buffalo Federal Detention Facility – Office of Chief Counsel (Buffalo)
4250 Federal Drive
Batavia, NY, 14020
Phone: (585) 344-6603
New York Office of Chief Counsel
26 Federal Plaza, Room 1130
New York, NY, 10278
Phone: (212) 264-5916
Area of Responsibility: Long Island, New York City, and Southern Counties
Ohio
Brooklyn Heights Sub-Office (CVO) - Office of Chief Counsel (Detroit)
925 Keynote Circle Room 201
Brooklyn Heights, OH, 44131
Phone: (216) 749-9955
Oregon
Portland Sub-Office – Office of Chief Counsel (Seattle)
1220 SW 3rd Avenue Suite 300
Portland, OR, 97204
Phone: (503) 326-2059
Pennsylvania
Philadelphia Office of Chief Counsel
900 Market Street Suite 346
Philadelphia, PA, 19107
Phone: (267) 479-3500
Area of Responsibility: Delaware, Pennsylvania, and West Virginia
York County Prison – Office of Chief Counsel (Philadelphia)
3400 Concord Road
York, PA, 17402
Phone: (717) 840-7249
Tennessee
Memphis Sub-Office - Office of Chief Counsel (New Orleans)
80 Monroe Ave Suite 502
Memphis, TN, 38103
Phone: (901) 544-0630
Texas
Dallas Office of Chief Counsel
125 E. John Carpenter Fwy. Suite 500
Irving, TX, 75062
Phone: (972) 373-2300
Area of Responsibility: North Texas and Oklahoma
El Paso Office of Chief Counsel
11541 Montana Avenue Suite O
El Paso, TX, 79936
Phone: (915) 856-2316
Area of Responsibility: West Texas and New Mexico
South Texas Detention Complex – Office of Chief Counsel (San Antonio)
566 Veterans Drive
Pearsall, TX, 78061
Phone: (210) 231-4630
Houston Office of Chief Counsel
126 Northpoint Drive Room 2020
Houston, TX, 77060
Phone: (281) 931-2046
Area of Responsibility: Southeast Texas
Harlingen Sub-Office – Office of Chief Counsel (San Antonio)
1717 Zoy Street
Harlingen, TX, 78552
Phone: (956) 389-7051
South Texas Family Residential Center – Office of Chief Counsel (San Antonio)
300 El Rancho Way
Dilley, TX, 78017
Phone: (830) 378-6620
Port Isabel Detention Center – Office of Chief Counsel (San Antonio)
27991 Buena Vista Blvd
Los Fresnos, TX, 78566
Phone: (956) 547-1700
San Antonio Office of Chief Counsel
1015 Jackson-Keller Road, Suite 100
San Antonio, TX, 78213
Phone: (210) 979-4600
Area of Responsibility: Central and South Texas
Utah
Salt Lake City Sub-Office – Office of Chief Counsel (Denver)
2975 Decker Lake Drive Stop C
West Valley City, UT, 84119-6098
Phone: (801) 886-7300
Virginia
Washington Office of Chief Counsel
1901 Bell Street, Suite 900
Arlington, VA, 22202
Phone: (703) 235-2700
Mailing Address:
500 12th Street SW, Mail Stop 5902
Washington, DC 20536-5902
Area of Responsibility: District of Columbia and Virginia
Washington
Seattle Office of Chief Counsel
1000 Second Avenue Suite 2900
Seattle, WA, 98104
Phone: (206) 613-6500
Area of Responsibility: Alaska, Idaho, Oregon, and Washington
Northwest Detention Center – Office of Chief Counsel (Seattle)
1623 East J Street Suite 2
Tacoma, WA, 98421
Phone: (253) 779-6059
U.S. Territories
Puerto Rico
San Juan Office of Chief Counsel
San Patricio Office Center 7 Tabonuco Street, Suite 300
Guaynabo, PR 00968
Phone: (787) 706-2352
Area of Responsibility: Puerto Rico and U.S. Virgin Islands
Current addresses updated here https://www.ice.gov/contact/legal