Marion County
By the numbers: about 968,460 residents (2023 U.S. Census estimate) · 1,240 licensed amateur radio operators — 601 Technician, 337 General, 53 Advanced, 239 Extra, 10 Novice · 24 licensed club stations · 116 more licenses in the FCC's two-year renewal grace period (FCC licenses, by ZIP).
Ham Radio Clubs
- Indianapolis Radio Club (W9JP): www.indyradioclub.org | board@indyradioclub.org | Facebook | QRZ | Newsletter
Meetings: 2nd Friday monthly at 7:30 PM (no meetings in July or August), preceded by a meet-and-greet at 7:00 PM — Salvation Army EDS Training Facility, 4020 Georgetown Rd, Indianapolis, IN
Nets: See website for Indianapolis-area net listings
License exams: The club runs VE test sessions in Indianapolis — 2nd Saturday monthly (except May) at noon, Salvation Army EDS Training Facility, 4020 Georgetown Rd; ARRL/VEC, $15 fee, no walk-ins (register or call ahead). Details
- Indy United ARC (W9SU): W9SU@arrl.net | Facebook | QRZ
- Indianapolis Motor Speedway Amateur Radio Club (W9IMS): QRZ | groups.io
Special-event station for races at the Indianapolis Motor Speedway (Indy 500, IndyCar Grand Prix, Brickyard 400). Work all three events in a year to earn the Checkered Flag Award.
Events
Repeaters
We don’t yet have a repeater listed in Marion County itself. These 12 machines sit in the bordering counties, and VHF/UHF repeaters routinely reach well past a county line — from higher ground you can often work several of them:
| Frequency | Offset | Tone | Mode | County | Location |
|---|---|---|---|---|---|
| 145.170 | — | 77.0 | FM | Hamilton | Hamilton County (K9EOC) |
| 443.550 | — | 77.0 | FM | Hamilton | Hamilton County (K9EOC) |
| 145.330 | -0.6 | 88.5 | FM | Hancock | NE of Greenfield |
| 444.450 | +5 | DCS 465 | FM | Hancock | NE of Greenfield |
| 147.015 | +0.6 | 88.5 | FM | Hendricks | Belleville |
| 146.835 | -0.6 | 151.4 | FM | Johnson | Greenwood |
| 443.525 | +5 | 151.4 | FM/Fusion | Johnson | Greenwood |
| 145.480 | -0.6 | 88.5 | FM | Shelby | Shelbyville |
| 224.440 | -1.6 | — | FM | Shelby | Shelbyville |
| 441.4875 | +5 | — | DMR | Shelby | Shelbyville |
| 442.1875 | +5 | — | D-STAR | Shelby | Shelbyville |
| 444.975 | +5 | — | FM/Fusion | Shelby | Shelbyville |
View Marion County on RepeaterBookBrowse all Indiana repeaters
Emergency Communications
Marion County is part of Indiana ARES District 5 (which mirrors IDHS District 5). Learn how amateur radio supports emergencies in Indiana — ARES, RACES, and Skywarn — on our EmComm page.
Severe-weather watches and warnings for Marion County come from the National Weather Service — NWS Indianapolis office. Trained Skywarn spotters relay reports during severe weather; see our EmComm page.
The information on this page may not be fully up to date. If you notice anything incorrect or missing, please email campbell@indianahamradio.com with the correction.
Nearby counties
Marion County borders 7 other counties. Repeaters and clubs just across the line are usually well within range, so it is worth checking them too: