Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7PPP callsign genealogy
Currently held by THORUP 455, JOHN B
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 K7PPP's current licensee, walking backwards.
- THORUP, JOHN BUTgranted 2011-01-19cancelled 2011-02-08
Successor callsigns
Callsigns held now by people who previously held K7PPP.
No current licensee on record previously held this callsign.