Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ5AH callsign genealogy
Currently held by McWilliams, John D
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 AJ5AH's current licensee, walking backwards.
- McWilliams, John DARgranted 2026-01-14cancelled 2026-02-17
Successor callsigns
Callsigns held now by people who previously held AJ5AH.
No current licensee on record previously held this callsign.