Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9IFR callsign genealogy
Currently held by HOFF, MICHAEL G
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 W9IFR's current licensee, walking backwards.
- KB9HBcancelledcancelled 1997-10-01
Successor callsigns
Callsigns held now by people who previously held W9IFR.
No current licensee on record previously held this callsign.