Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WR4PM callsign genealogy
Currently held by Morgan, Preston 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 WR4PM's current licensee, walking backwards.
- Morgan, Preston LGAgranted 2006-02-28cancelled 2008-05-23
Successor callsigns
Callsigns held now by people who previously held WR4PM.
No current licensee on record previously held this callsign.