Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW9F callsign genealogy
Currently held by McComb, Edward P
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 KW9F's current licensee, walking backwards.
- McComb, Edward PILgranted 2018-03-09cancelled 2020-07-07
Successor callsigns
Callsigns held now by people who previously held KW9F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KW9F, oldest first.
- WELCH, CHARLES C IN2007-10-19 → cancelled 2020-01-16
- McComb, Edward P IL2020-07-07 active