Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W8SQK callsign genealogy
Currently held by Krucinski, Dennis 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 W8SQK's current licensee, walking backwards.
- Krucinski, Dennis FOHgranted 2020-07-09cancelled 2026-08-11
Successor callsigns
Callsigns held now by people who previously held W8SQK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8SQK, oldest first.
- DORN, ROBERT W FL1998-07-23 → cancelled 2010-07-24
- Krucinski, Dennis F OH2026-08-11 active