Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1ALX callsign genealogy
Currently held by Czaplicki, Alex B
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 K1ALX's current licensee, walking backwards.
- Czaplicki, Alex BVTgranted 2020-11-18cancelled 2021-01-01
Successor callsigns
Callsigns held now by people who previously held K1ALX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1ALX, oldest first.
- GIBBS, NOLAN C ME2007-10-04 → cancelled 2019-10-05
- Czaplicki, Alex B VT2021-01-01 active