Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AJ4LR callsign genealogy
Currently held by Shirley, Adam H
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 AJ4LR's current licensee, walking backwards.
- Shirley, Adam HSCgranted 2007-06-21cancelled 2008-10-14
Successor callsigns
Callsigns held now by people who previously held AJ4LR.
- Shirley, Adam HSCgranted 2018-09-19