Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD3CRP callsign genealogy
Currently held by SARNICKY, WILLIAM 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 KD3CRP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KD3CRP.
No current licensee on record previously held this callsign.