Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1KPH callsign genealogy
Currently held by Hornburg, Karl P
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 K1KPH's current licensee, walking backwards.
- Hornburg, Karl PFLgranted 2005-03-02cancelled 2011-11-15
Successor callsigns
Callsigns held now by people who previously held K1KPH.
No current licensee on record previously held this callsign.