Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1YPF callsign genealogy
Currently held by Harter Jr, Nile L
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 K1YPF's current licensee, walking backwards.
- Harter Jr, Nile LFLgranted 2014-02-27cancelled 2014-05-23
Successor callsigns
Callsigns held now by people who previously held K1YPF.
No current licensee on record previously held this callsign.