Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF7ZU callsign genealogy
Currently held by WHITNEY, JOHN
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 AF7ZU's current licensee, walking backwards.
- WHITNEY, JOHNUTgranted 2015-06-25cancelled 2016-06-07
Successor callsigns
Callsigns held now by people who previously held AF7ZU.
No current licensee on record previously held this callsign.