Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW4PH callsign genealogy
Currently held by SPEER, PHILLIP 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 KW4PH's current licensee, walking backwards.
- SPEER, PHILLIP EGAgranted 2007-11-09cancelled 2015-12-21
Successor callsigns
Callsigns held now by people who previously held KW4PH.
No current licensee on record previously held this callsign.