Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4UU callsign genealogy
Currently held by Pierce, John R
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 AG4UU's current licensee, walking backwards.
- Pierce, John RFLgranted 2001-04-03cancelled 2002-07-02
Successor callsigns
Callsigns held now by people who previously held AG4UU.
No current licensee on record previously held this callsign.