Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9CHM callsign genealogy
Currently held by Chumley MR, Kelly G
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W9CHM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W9CHM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9CHM, oldest first.
- HAMM, JAMES J IL1996-08-28 → cancelled 2008-08-29
- Chumley MR, Kelly G IL2017-12-15 active