Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4HMB callsign genealogy
Currently held by McBride, Harold
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 W4HMB's current licensee, walking backwards.
- McBride, HaroldFLgranted 2004-05-03cancelled 2006-02-04
Successor callsigns
Callsigns held now by people who previously held W4HMB.
No current licensee on record previously held this callsign.