Amateur
- 1103
- Hoosier DX and Contest Club
- An Indianapolis club specializing in working contests, chasing worldwide DX, and supporting DXpeditions.
- 1104
- Tri-State Amateur Radio Society
- Serving SW Indiana with club and local amateur radio information, SKYWARN, RACES, calendar of events and testing, plus local disaster links.
- 1105
- DuPage Amateur Radio Club
- Chicago area member resource featuring club events and membership information, technical forum, exam schedules and net frequencies.
- 1107
- Egyptian Radio Club
- Granite based resource features club history, membership application, newsletter, QSL cards, and contacts.
- 1108
- Fox River Radio League
- Features a hamfest, resources, license classes and exams, photo gallery, and contact information. ARRL Special Service Club.
- 1109
- Kankakee Area Radio Society
- Kankakee club provides repeater information, meeting schedules, newsletters and hamfest details.
- 1110
- Robert F. Heytow Memorial Radio Club
- Club based in Chicago, offers information on code practice nets, field day photos and an electronic publication.
- 1111
- Schaumburg Amateur Radio Club
- ARRL affiliate presents club and membership information, repeater frequencies, special events, licensing classes, and license testing.
- 1112
- Tri-Town Radio Amateur Club
- Serving South Suburban Chicago and Northwest Indiana. Resource features club newsletter and meeting information, SKYWARN data, plus local weather and disaster links.
- 1113
- Pocatello Amateur Radio Club
- Includes club information, test schedules, repeater frequencies, an online newsletter and photos.
- 1114
- Treasure Valley Radio Association
- Amateur radio club serving ham radio operators in Southwestern Idaho and Eastern Oregon. Home of dedicated amateur radio operators pursuing their hobby.
- 1115
- Voice of Idaho Amateur Radio Club
- Located in Boise and includes repeater information, newsletter, membership application, and testing session schedule.
- 1116
- University of Hawaii Amateur Radio Club
- Information about amateur HF, VHF, and other amateur radio operations in Hawaii.