Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7GWF callsign genealogy
Currently held by Letaw, John 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 KK7GWF'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 KK7GWF.
- Letaw, John RORgranted 2022-06-16cancelled 2022-08-23