Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD2RXN callsign genealogy
Currently held by Krzeminkski Jr, Joseph M
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 KD2RXN's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD2RXN.
- Krzeminski Jr, Joseph MNYgranted 2019-05-07cancelled 2022-11-11