Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1FKF callsign genealogy
Currently held by TWOMBLY, DONALD F
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 W1FKF's current licensee, walking backwards.
- TWOMBLY, DONALD FMAgranted 1997-05-29cancelled 2002-03-26
Successor callsigns
Callsigns held now by people who previously held W1FKF.
No current licensee on record previously held this callsign.