Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD9HR callsign genealogy
Currently held by GEIPEL, BARRY L
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 AD9HR's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AD9HR.
No current licensee on record previously held this callsign.