Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4SQP callsign genealogy
Currently held by Paljug, Michael 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 K4SQP's current licensee, walking backwards.
- Paljug, Michael JFLgranted 2015-11-23cancelled 2015-12-11
Successor callsigns
Callsigns held now by people who previously held K4SQP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4SQP, oldest first.
- PALJUG, JOSEPH W VA1997-03-20 → cancelled 2009-03-21
- Paljug, Michael J FL2025-11-26 active