Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7FPM callsign genealogy
Currently held by Tengelin, John H
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 K7FPM's current licensee, walking backwards.
- Tengelin, John HWAgranted 2004-03-18cancelled 2004-04-13
Successor callsigns
Callsigns held now by people who previously held K7FPM.
No current licensee on record previously held this callsign.