Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4ZMB callsign genealogy
Currently held by OWEN, RICHARD 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 W4ZMB's current licensee, walking backwards.
- COURTNEY, STEVE WNCgranted 2019-07-15cancelled 2019-08-06
Successor callsigns
Callsigns held now by people who previously held W4ZMB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4ZMB, oldest first.
- OWEN, RICHARD M NC2004-02-17 → cancelled 2016-05-11
- COURTNEY, STEVE W NC2019-08-06 active