Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4KBM callsign genealogy
Currently held by MC GUIRT, KEVIN B
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 W4KBM's current licensee, walking backwards.
- MC GUIRT, KEVIN Bcancelled 1997-10-15
Successor callsigns
Callsigns held now by people who previously held W4KBM.
No current licensee on record previously held this callsign.