Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WM3PEN callsign genealogy
Currently held by HOLMESBURG AMATEUR RADIO CLUB
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 WM3PEN's current licensee, walking backwards.
- KB3DGOcancelledJOSUWEIT, ROBERT Acancelled 1999-01-28
Successor callsigns
Callsigns held now by people who previously held WM3PEN.
No current licensee on record previously held this callsign.