Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ZP callsign genealogy
Currently held by DREIS, PHILIP C
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 K9ZP's current licensee, walking backwards.
- DREIS, PHILIP Ccancelled 1999-07-09
Successor callsigns
Callsigns held now by people who previously held K9ZP.
No current licensee on record previously held this callsign.