Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4AOK callsign genealogy
Currently held by BRUMLOW, ROBERT D
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 K4AOK's current licensee, walking backwards.
- BRUMLOW, ROBERT DFLgranted 2013-10-31cancelled 2018-09-28
- N8GAIno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K4AOK.
- Muscelli, Perry ENVgranted 2026-04-16
All historical holders
Every license row we've seen with the callsign K4AOK, oldest first.
- ETHERIDGE, MORRIS E TN2002-07-17 → cancelled 2014-10-15
- Muscelli, Perry E NV2015-01-31 → cancelled 2016-07-08
- BRUMLOW, ROBERT D FL2018-09-28 active