Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9PTR callsign genealogy
Currently held by Early, John
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 K9PTR's current licensee, walking backwards.
- Early, JohnINgranted 2024-04-03cancelled 2024-04-23
Successor callsigns
Callsigns held now by people who previously held K9PTR.
No current licensee on record previously held this callsign.