Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3JJU callsign genealogy
Currently held by HOLLAR JR, JOHN S
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 W3JJU's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held W3JJU.
- HOLLAR JR, JOHN SSCgranted 2020-10-08