Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3RPM callsign genealogy
Currently held by FELTMAN, MARK E
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 N3RPM's current licensee, walking backwards.
- Feltman, Mark EPAgranted 2020-06-22cancelled 2020-07-28
Successor callsigns
Callsigns held now by people who previously held N3RPM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3RPM, oldest first.
- FELTMAN, MARK E PA1994-03-08 → cancelled 2006-03-09
- Feltman, Mark E PA2020-07-28 active