Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1LDF callsign genealogy
Currently held by Kilduff, Austin 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 K1LDF's current licensee, walking backwards.
- Kilduff, Austin JMAgranted 2017-07-05cancelled 2017-07-25
Successor callsigns
Callsigns held now by people who previously held K1LDF.
No current licensee on record previously held this callsign.