Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4XQ callsign genealogy
Currently held by MC LAUGHLIN, ROCK J
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 AJ4XQ's current licensee, walking backwards.
- MC LAUGHLIN, ROCK JTNgranted 2009-08-11cancelled 2010-04-05
Successor callsigns
Callsigns held now by people who previously held AJ4XQ.
No current licensee on record previously held this callsign.