Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KB4ACK callsign genealogy
Currently held by MORELAND, MARY B
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 KB4ACK's current licensee, walking backwards.
- Moreland, Mary BFLgranted 2018-11-01cancelled 2018-11-20
Successor callsigns
Callsigns held now by people who previously held KB4ACK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4ACK, oldest first.
- MORELAND, MARY B FL1991-01-08 → cancelled 2003-01-09
- Moreland, Mary B FL2018-11-20 active