Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0IFM callsign genealogy
Currently held by Mannecke Jr., William A
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 W0IFM's current licensee, walking backwards.
- Mannecke Jr., William AMOgranted 2017-11-01cancelled 2022-02-18
Successor callsigns
Callsigns held now by people who previously held W0IFM.
No current licensee on record previously held this callsign.