Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB4PB callsign genealogy
Currently held by WATKINS, ESTHER
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 AB4PB's current licensee, walking backwards.
- KA4GPEno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AB4PB.
- WATKINS, ESTHERALgranted 2011-01-20cancelled 2023-04-11