Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4PHY callsign genealogy
Currently held by HOOPER, JOSEPH P
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 N4PHY's current licensee, walking backwards.
- HOOPER, JOE PGAgranted 1994-09-08cancelled 2002-12-10
Successor callsigns
Callsigns held now by people who previously held N4PHY.
- HOOPER, JOSEPH PCAgranted 2014-01-14cancelled 2026-03-07