Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4YBN callsign genealogy
Currently held by Morgan, Phillip M
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 K4YBN's current licensee, walking backwards.
- KD4LOPcancelledcancelled 1998-02-26
Successor callsigns
Callsigns held now by people who previously held K4YBN.
- Morgan, Phillip MSCgranted 2024-10-08