Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7WJM callsign genealogy
Currently held by McCloskey, William
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 K7WJM's current licensee, walking backwards.
- McCloskey, WilliamORgranted 2012-09-19cancelled 2014-10-28
Successor callsigns
Callsigns held now by people who previously held K7WJM.
No current licensee on record previously held this callsign.