Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0UL callsign genealogy
Currently held by HEIL, E EILEEN
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 AB0UL's current licensee, walking backwards.
- HEIL, E EILEENCOgranted 1999-03-24cancelled 2002-03-28
Successor callsigns
Callsigns held now by people who previously held AB0UL.
No current licensee on record previously held this callsign.