Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AD7ZO callsign genealogy
Currently held by ROSENBERG, PHILIP L
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 AD7ZO's current licensee, walking backwards.
- ROSENBERG, PHILIP LNVgranted 2004-03-30cancelled 2009-04-20
Successor callsigns
Callsigns held now by people who previously held AD7ZO.
No current licensee on record previously held this callsign.