Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5ZN callsign genealogy
Currently held by Pierce, James 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 AD5ZN's current licensee, walking backwards.
- Pierce, James RMSgranted 2005-10-11cancelled 2007-03-06
Successor callsigns
Callsigns held now by people who previously held AD5ZN.
No current licensee on record previously held this callsign.