Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WI9FF callsign genealogy
Currently held by Langer, James J
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 WI9FF's current licensee, walking backwards.
- Langer, James JWIgranted 2008-06-02cancelled 2012-05-19
Successor callsigns
Callsigns held now by people who previously held WI9FF.
No current licensee on record previously held this callsign.