Idaho is served by the Helena, MT, District Office. It has two suboffices for Idaho residents. Idaho customers residing in Ada, Gooding, Adams, Jerome, Blaine, Lincoln, Boise, Minidoka, Camas, Owyhee, Canyon, Payette, Cassie, Twin Falls, Elmore, Valley, Gem, and Washington are served by the Boise Sub Office located at 1185 South Vinneli Way; Boise, ID 83709. The office is open from 8:00am until 3:00pm, weekdays except on Wednesday. Idaho customers residing in Benewah, Bonner, Boundary, Clearwater, Idaho, Kootenai, Latah, Lewis, Nez Perce, and Shoshone are serviced by the Spokane, Washington, suboffice of the Seattle District located at the United States Courthouse; 920 W. Riverside, Room 691; Spokane, WA. The office is open from 8:30am until 3:00pm, Monday through Thursday. Click here to find the INS USCIS Immigration Forms you need! Click Here for Immigration Information, Reports, and Frequent Questions Click here to find the immigration books and manuals you need!