Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K4PTK callsign genealogy
Currently held by Krause, Timothy R
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 K4PTK's current licensee, walking backwards.
- Krause, Timothy RNCgranted 2002-08-22cancelled 2002-09-21
Successor callsigns
Callsigns held now by people who previously held K4PTK.
No current licensee on record previously held this callsign.