Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0HIM callsign genealogy
Currently held by McCabe, Estelle M
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 W0HIM's current licensee, walking backwards.
- McCabe, Estelle MCOgranted 2020-02-19cancelled 2020-08-28
Successor callsigns
Callsigns held now by people who previously held W0HIM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0HIM, oldest first.
- BAUER, WILLIAM C CO1988-09-27 → cancelled 2000-09-28
- McCabe, Estelle M CO2020-08-28 active