Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9PAH callsign genealogy
Currently held by Himmelfarb, Philip A
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 W9PAH's current licensee, walking backwards.
- Himmelfarb, Philip AWIgranted 2004-07-23cancelled 2004-08-14
Successor callsigns
Callsigns held now by people who previously held W9PAH.
No current licensee on record previously held this callsign.