Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WJ7ZMB callsign genealogy
Currently held by Barrett, Zachary I
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 WJ7ZMB's current licensee, walking backwards.
- Barrett, Zachary IWAgranted 2015-04-14cancelled 2015-07-11
Successor callsigns
Callsigns held now by people who previously held WJ7ZMB.
No current licensee on record previously held this callsign.