Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2ZBM callsign genealogy
Currently held by Brock, Justin M
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 K2ZBM's current licensee, walking backwards.
- BROCK, JUSTIN MMDgranted 2010-09-07cancelled 2010-09-25
Successor callsigns
Callsigns held now by people who previously held K2ZBM.
No current licensee on record previously held this callsign.