Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3HFM callsign genealogy
Currently held by Marquette III, Howard F
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 K3HFM's current licensee, walking backwards.
- Marquette III, Howard FPAgranted 2003-06-27cancelled 2003-08-01
Successor callsigns
Callsigns held now by people who previously held K3HFM.
No current licensee on record previously held this callsign.