Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4PR callsign genealogy
Currently held by KIRSCHNER, FRANK 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 KK4PR's current licensee, walking backwards.
- KM4BTVcancelledPEAK AMATEUR RADIO CLUBGAgranted 2014-05-29cancelled 2014-08-26
Successor callsigns
Callsigns held now by people who previously held KK4PR.
- KIRSCHNER, FRANK DMDgranted 2020-07-07
All historical holders
Every license row we've seen with the callsign KK4PR, oldest first.
- KIRSCHNER, FRANK D VA2009-01-06 → cancelled 2010-10-01
- PEAK AMATEUR RADIO CLUB GA2024-10-12 active