Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1ZFB callsign genealogy
Currently held by CHRISTIE, MICHAEL O
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 W1ZFB's current licensee, walking backwards.
- CHRISTIE, MICHAEL OVAgranted 1997-04-17cancelled 2001-02-27
Successor callsigns
Callsigns held now by people who previously held W1ZFB.
No current licensee on record previously held this callsign.