Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AJ3FF callsign genealogy
Currently held by BLUM, JEFFREY R
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 AJ3FF's current licensee, walking backwards.
- BLUM, JEFFREY RNYgranted 2022-04-13cancelled 2022-05-06
Successor callsigns
Callsigns held now by people who previously held AJ3FF.
No current licensee on record previously held this callsign.