Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4ZRQ callsign genealogy
Currently held by Black, Margaret K
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 KK4ZRQ'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 KK4ZRQ.
- Black, Margaret KFLgranted 2014-05-23cancelled 2014-07-15