Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3SPK callsign genealogy
Currently held by KENDALL, SEAN P
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 K3SPK's current licensee, walking backwards.
- KENDALL, SEAN PTXgranted 2015-04-13cancelled 2015-05-15
Successor callsigns
Callsigns held now by people who previously held K3SPK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3SPK, oldest first.
- HRABOVSKY, JOHN J PA1996-08-08 → cancelled 2008-08-09
- KENDALL, SEAN P TX2025-04-08 active