Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4PZY callsign genealogy
Currently held by Crowder, Gregory 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 K4PZY's current licensee, walking backwards.
- Crowder, Gregory DGAgranted 2015-05-15cancelled 2024-10-19
Successor callsigns
Callsigns held now by people who previously held K4PZY.
No current licensee on record previously held this callsign.