Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4ZXJ callsign genealogy
Currently held by Robinson, Bobby A
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 KM4ZXJ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KM4ZXJ.
- Robinson, Bobby AFLgranted 2017-01-18cancelled 2018-06-26